Home / 52,864.19-79,288.56-15,414.20

Finding the Fourth Proportional to 52,864.19, 79,288.56 and 15,414.20

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Solution

The fourth proportional to 52,864.19, 79,288.56 and 15,414.20 is: 23,119.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,864.19 : 79,288.56 = 15,414.20 : x
  2. Step 2: Convert to fraction form
    52,864.19/79,288.56 = 15,414.20/x
  3. Step 3: Cross multiply
    52,864.19x = 79,288.56 × 15,414.20
  4. Step 4: Simplify right side
    52,864.19x = 1,222,169,325.11
  5. Step 5: Solve for x
    x = 1,222,169,325.11/52,864.19
  6. Step 6: Final answer
    x = 23,119.04

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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.