Home / 38,007.30-57,010.95-31,008.90

Finding the Fourth Proportional to 38,007.30, 57,010.95 and 31,008.90

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Solution

The fourth proportional to 38,007.30, 57,010.95 and 31,008.90 is: 46,513.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,007.30 : 57,010.95 = 31,008.90 : x
  2. Step 2: Convert to fraction form
    38,007.30/57,010.95 = 31,008.90/x
  3. Step 3: Cross multiply
    38,007.30x = 57,010.95 × 31,008.90
  4. Step 4: Simplify right side
    38,007.30x = 1,767,846,847.46
  5. Step 5: Solve for x
    x = 1,767,846,847.46/38,007.30
  6. Step 6: Final answer
    x = 46,513.35

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Similar ratio
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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.