Home / 15,649.84-21,597.33-8,576.26

Finding the Fourth Proportional to 15,649.84, 21,597.33 and 8,576.26

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Solution

The fourth proportional to 15,649.84, 21,597.33 and 8,576.26 is: 11,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,649.84 : 21,597.33 = 8,576.26 : x
  2. Step 2: Convert to fraction form
    15,649.84/21,597.33 = 8,576.26/x
  3. Step 3: Cross multiply
    15,649.84x = 21,597.33 × 8,576.26
  4. Step 4: Simplify right side
    15,649.84x = 185,224,417.04
  5. Step 5: Solve for x
    x = 185,224,417.04/15,649.84
  6. Step 6: Final answer
    x = 11,835.55

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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.