Home / 38,527.72-57,775.17-15,137.75

Finding the Fourth Proportional to 38,527.72, 57,775.17 and 15,137.75

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Solution

The fourth proportional to 38,527.72, 57,775.17 and 15,137.75 is: 22,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,527.72 : 57,775.17 = 15,137.75 : x
  2. Step 2: Convert to fraction form
    38,527.72/57,775.17 = 15,137.75/x
  3. Step 3: Cross multiply
    38,527.72x = 57,775.17 × 15,137.75
  4. Step 4: Simplify right side
    38,527.72x = 874,586,079.67
  5. Step 5: Solve for x
    x = 874,586,079.67/38,527.72
  6. Step 6: Final answer
    x = 22,700.18

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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.