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Finding the Fourth Proportional to 35,179.52, 52,788.72 and 19,605.92

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Solution

The fourth proportional to 35,179.52, 52,788.72 and 19,605.92 is: 29,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,179.52 : 52,788.72 = 19,605.92 : x
  2. Step 2: Convert to fraction form
    35,179.52/52,788.72 = 19,605.92/x
  3. Step 3: Cross multiply
    35,179.52x = 52,788.72 × 19,605.92
  4. Step 4: Simplify right side
    35,179.52x = 1,034,971,421.22
  5. Step 5: Solve for x
    x = 1,034,971,421.22/35,179.52
  6. Step 6: Final answer
    x = 29,419.71

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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.