Home / 52,834.38-79,251.72-13,391.52

Finding the Fourth Proportional to 52,834.38, 79,251.72 and 13,391.52

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Solution

The fourth proportional to 52,834.38, 79,251.72 and 13,391.52 is: 20,087.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,834.38 : 79,251.72 = 13,391.52 : x
  2. Step 2: Convert to fraction form
    52,834.38/79,251.72 = 13,391.52/x
  3. Step 3: Cross multiply
    52,834.38x = 79,251.72 × 13,391.52
  4. Step 4: Simplify right side
    52,834.38x = 1,061,300,993.41
  5. Step 5: Solve for x
    x = 1,061,300,993.41/52,834.38
  6. Step 6: Final answer
    x = 20,087.32

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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.