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Finding the Fourth Proportional to 52,882.87, 79,316.52 and 17,347.95

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Solution

The fourth proportional to 52,882.87, 79,316.52 and 17,347.95 is: 26,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,882.87 : 79,316.52 = 17,347.95 : x
  2. Step 2: Convert to fraction form
    52,882.87/79,316.52 = 17,347.95/x
  3. Step 3: Cross multiply
    52,882.87x = 79,316.52 × 17,347.95
  4. Step 4: Simplify right side
    52,882.87x = 1,375,978,725.70
  5. Step 5: Solve for x
    x = 1,375,978,725.70/52,882.87
  6. Step 6: Final answer
    x = 26,019.36

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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.