Home / 42,247.46-63,354.18-15,937.88

Finding the Fourth Proportional to 42,247.46, 63,354.18 and 15,937.88

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Solution

The fourth proportional to 42,247.46, 63,354.18 and 15,937.88 is: 23,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,247.46 : 63,354.18 = 15,937.88 : x
  2. Step 2: Convert to fraction form
    42,247.46/63,354.18 = 15,937.88/x
  3. Step 3: Cross multiply
    42,247.46x = 63,354.18 × 15,937.88
  4. Step 4: Simplify right side
    42,247.46x = 1,009,731,318.34
  5. Step 5: Solve for x
    x = 1,009,731,318.34/42,247.46
  6. Step 6: Final answer
    x = 23,900.40

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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.