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Finding the Fourth Proportional to 52,609.29, 78,932.39 and 27,296.64

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Solution

The fourth proportional to 52,609.29, 78,932.39 and 27,296.64 is: 40,954.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,609.29 : 78,932.39 = 27,296.64 : x
  2. Step 2: Convert to fraction form
    52,609.29/78,932.39 = 27,296.64/x
  3. Step 3: Cross multiply
    52,609.29x = 78,932.39 × 27,296.64
  4. Step 4: Simplify right side
    52,609.29x = 2,154,589,034.17
  5. Step 5: Solve for x
    x = 2,154,589,034.17/52,609.29
  6. Step 6: Final answer
    x = 40,954.54

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1.5x scale

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.