Home / 52,265.43-78,407.87-17,207.55

Finding the Fourth Proportional to 52,265.43, 78,407.87 and 17,207.55

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Solution

The fourth proportional to 52,265.43, 78,407.87 and 17,207.55 is: 25,814.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,265.43 : 78,407.87 = 17,207.55 : x
  2. Step 2: Convert to fraction form
    52,265.43/78,407.87 = 17,207.55/x
  3. Step 3: Cross multiply
    52,265.43x = 78,407.87 × 17,207.55
  4. Step 4: Simplify right side
    52,265.43x = 1,349,207,257.38
  5. Step 5: Solve for x
    x = 1,349,207,257.38/52,265.43
  6. Step 6: Final answer
    x = 25,814.53

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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.