Home / 38,474.10-57,711.15-17,738.10

Finding the Fourth Proportional to 38,474.10, 57,711.15 and 17,738.10

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Solution

The fourth proportional to 38,474.10, 57,711.15 and 17,738.10 is: 26,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,474.10 : 57,711.15 = 17,738.10 : x
  2. Step 2: Convert to fraction form
    38,474.10/57,711.15 = 17,738.10/x
  3. Step 3: Cross multiply
    38,474.10x = 57,711.15 × 17,738.10
  4. Step 4: Simplify right side
    38,474.10x = 1,023,686,149.82
  5. Step 5: Solve for x
    x = 1,023,686,149.82/38,474.10
  6. Step 6: Final answer
    x = 26,607.15

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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.