Home / 38,277.56-52,823.14-21,281.33

Finding the Fourth Proportional to 38,277.56, 52,823.14 and 21,281.33

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Solution

The fourth proportional to 38,277.56, 52,823.14 and 21,281.33 is: 29,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,277.56 : 52,823.14 = 21,281.33 : x
  2. Step 2: Convert to fraction form
    38,277.56/52,823.14 = 21,281.33/x
  3. Step 3: Cross multiply
    38,277.56x = 52,823.14 × 21,281.33
  4. Step 4: Simplify right side
    38,277.56x = 1,124,146,752.83
  5. Step 5: Solve for x
    x = 1,124,146,752.83/38,277.56
  6. Step 6: Final answer
    x = 29,368.30

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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.