Home / 38,642.20-57,963.30-29,894.20

Finding the Fourth Proportional to 38,642.20, 57,963.30 and 29,894.20

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Solution

The fourth proportional to 38,642.20, 57,963.30 and 29,894.20 is: 44,841.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,642.20 : 57,963.30 = 29,894.20 : x
  2. Step 2: Convert to fraction form
    38,642.20/57,963.30 = 29,894.20/x
  3. Step 3: Cross multiply
    38,642.20x = 57,963.30 × 29,894.20
  4. Step 4: Simplify right side
    38,642.20x = 1,732,766,482.86
  5. Step 5: Solve for x
    x = 1,732,766,482.86/38,642.20
  6. Step 6: Final answer
    x = 44,841.30

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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.