Home / 26,672.72-40,034.19-13,534.52

Finding the Fourth Proportional to 26,672.72, 40,034.19 and 13,534.52

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Solution

The fourth proportional to 26,672.72, 40,034.19 and 13,534.52 is: 20,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.72 : 40,034.19 = 13,534.52 : x
  2. Step 2: Convert to fraction form
    26,672.72/40,034.19 = 13,534.52/x
  3. Step 3: Cross multiply
    26,672.72x = 40,034.19 × 13,534.52
  4. Step 4: Simplify right side
    26,672.72x = 541,843,545.24
  5. Step 5: Solve for x
    x = 541,843,545.24/26,672.72
  6. Step 6: Final answer
    x = 20,314.52

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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.