Home / 52,711.11-79,072.19-17,175.19

Finding the Fourth Proportional to 52,711.11, 79,072.19 and 17,175.19

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Solution

The fourth proportional to 52,711.11, 79,072.19 and 17,175.19 is: 25,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.11 : 79,072.19 = 17,175.19 : x
  2. Step 2: Convert to fraction form
    52,711.11/79,072.19 = 17,175.19/x
  3. Step 3: Cross multiply
    52,711.11x = 79,072.19 × 17,175.19
  4. Step 4: Simplify right side
    52,711.11x = 1,358,079,886.97
  5. Step 5: Solve for x
    x = 1,358,079,886.97/52,711.11
  6. Step 6: Final answer
    x = 25,764.59

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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.