Home / 27,576.68-38,044.78-16,228.18

Finding the Fourth Proportional to 27,576.68, 38,044.78 and 16,228.18

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Solution

The fourth proportional to 27,576.68, 38,044.78 and 16,228.18 is: 22,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,576.68 : 38,044.78 = 16,228.18 : x
  2. Step 2: Convert to fraction form
    27,576.68/38,044.78 = 16,228.18/x
  3. Step 3: Cross multiply
    27,576.68x = 38,044.78 × 16,228.18
  4. Step 4: Simplify right side
    27,576.68x = 617,397,537.90
  5. Step 5: Solve for x
    x = 617,397,537.90/27,576.68
  6. Step 6: Final answer
    x = 22,388.39

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Find fourth proportional to 13,788.34, 19,022.39 and 8,114.09
Half scale
Find fourth proportional to 55,153.36, 76,089.56 and 32,456.36
Double scale
Find fourth proportional to 27,577.68, 38,046.16 and 16,229.18
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.