Home / 38,306.76-57,448.98-14,927.64

Finding the Fourth Proportional to 38,306.76, 57,448.98 and 14,927.64

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Solution

The fourth proportional to 38,306.76, 57,448.98 and 14,927.64 is: 22,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,306.76 : 57,448.98 = 14,927.64 : x
  2. Step 2: Convert to fraction form
    38,306.76/57,448.98 = 14,927.64/x
  3. Step 3: Cross multiply
    38,306.76x = 57,448.98 × 14,927.64
  4. Step 4: Simplify right side
    38,306.76x = 857,577,691.81
  5. Step 5: Solve for x
    x = 857,577,691.81/38,306.76
  6. Step 6: Final answer
    x = 22,387.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.