Home / 38,445.30-57,711.15-29,718.90

Finding the Fourth Proportional to 38,445.30, 57,711.15 and 29,718.90

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Solution

The fourth proportional to 38,445.30, 57,711.15 and 29,718.90 is: 44,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,445.30 : 57,711.15 = 29,718.90 : x
  2. Step 2: Convert to fraction form
    38,445.30/57,711.15 = 29,718.90/x
  3. Step 3: Cross multiply
    38,445.30x = 57,711.15 × 29,718.90
  4. Step 4: Simplify right side
    38,445.30x = 1,715,111,895.74
  5. Step 5: Solve for x
    x = 1,715,111,895.74/38,445.30
  6. Step 6: Final answer
    x = 44,611.74

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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.