Home / 52,606.32-78,909.78-17,545.87

Finding the Fourth Proportional to 52,606.32, 78,909.78 and 17,545.87

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Solution

The fourth proportional to 52,606.32, 78,909.78 and 17,545.87 is: 26,318.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,606.32 : 78,909.78 = 17,545.87 : x
  2. Step 2: Convert to fraction form
    52,606.32/78,909.78 = 17,545.87/x
  3. Step 3: Cross multiply
    52,606.32x = 78,909.78 × 17,545.87
  4. Step 4: Simplify right side
    52,606.32x = 1,384,540,741.61
  5. Step 5: Solve for x
    x = 1,384,540,741.61/52,606.32
  6. Step 6: Final answer
    x = 26,318.91

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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.