Home / 45,508.11-68,218.05-17,406.52

Finding the Fourth Proportional to 45,508.11, 68,218.05 and 17,406.52

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Solution

The fourth proportional to 45,508.11, 68,218.05 and 17,406.52 is: 26,092.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,508.11 : 68,218.05 = 17,406.52 : x
  2. Step 2: Convert to fraction form
    45,508.11/68,218.05 = 17,406.52/x
  3. Step 3: Cross multiply
    45,508.11x = 68,218.05 × 17,406.52
  4. Step 4: Simplify right side
    45,508.11x = 1,187,438,851.69
  5. Step 5: Solve for x
    x = 1,187,438,851.69/45,508.11
  6. Step 6: Final answer
    x = 26,092.91

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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.