Home / 63,517.10-95,312.56-28,456.76

Finding the Fourth Proportional to 63,517.10, 95,312.56 and 28,456.76

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Solution

The fourth proportional to 63,517.10, 95,312.56 and 28,456.76 is: 42,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,517.10 : 95,312.56 = 28,456.76 : x
  2. Step 2: Convert to fraction form
    63,517.10/95,312.56 = 28,456.76/x
  3. Step 3: Cross multiply
    63,517.10x = 95,312.56 × 28,456.76
  4. Step 4: Simplify right side
    63,517.10x = 2,712,286,097.20
  5. Step 5: Solve for x
    x = 2,712,286,097.20/63,517.10
  6. Step 6: Final answer
    x = 42,701.67

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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.