Home / 52,502.27-78,753.69-13,059.39

Finding the Fourth Proportional to 52,502.27, 78,753.69 and 13,059.39

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Solution

The fourth proportional to 52,502.27, 78,753.69 and 13,059.39 is: 19,589.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.27 : 78,753.69 = 13,059.39 : x
  2. Step 2: Convert to fraction form
    52,502.27/78,753.69 = 13,059.39/x
  3. Step 3: Cross multiply
    52,502.27x = 78,753.69 × 13,059.39
  4. Step 4: Simplify right side
    52,502.27x = 1,028,474,905.30
  5. Step 5: Solve for x
    x = 1,028,474,905.30/52,502.27
  6. Step 6: Final answer
    x = 19,589.15

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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.