Home / 63,427.76-95,171.16-28,391.12

Finding the Fourth Proportional to 63,427.76, 95,171.16 and 28,391.12

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Solution

The fourth proportional to 63,427.76, 95,171.16 and 28,391.12 is: 42,599.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,427.76 : 95,171.16 = 28,391.12 : x
  2. Step 2: Convert to fraction form
    63,427.76/95,171.16 = 28,391.12/x
  3. Step 3: Cross multiply
    63,427.76x = 95,171.16 × 28,391.12
  4. Step 4: Simplify right side
    63,427.76x = 2,702,015,824.10
  5. Step 5: Solve for x
    x = 2,702,015,824.10/63,427.76
  6. Step 6: Final answer
    x = 42,599.89

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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.