Home / 38,472.20-57,708.30-16,278.20

Finding the Fourth Proportional to 38,472.20, 57,708.30 and 16,278.20

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Solution

The fourth proportional to 38,472.20, 57,708.30 and 16,278.20 is: 24,417.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,472.20 : 57,708.30 = 16,278.20 : x
  2. Step 2: Convert to fraction form
    38,472.20/57,708.30 = 16,278.20/x
  3. Step 3: Cross multiply
    38,472.20x = 57,708.30 × 16,278.20
  4. Step 4: Simplify right side
    38,472.20x = 939,387,249.06
  5. Step 5: Solve for x
    x = 939,387,249.06/38,472.20
  6. Step 6: Final answer
    x = 24,417.30

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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.