Home / 40,932.14-61,382.90-14,271.29

Finding the Fourth Proportional to 40,932.14, 61,382.90 and 14,271.29

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Solution

The fourth proportional to 40,932.14, 61,382.90 and 14,271.29 is: 21,401.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,932.14 : 61,382.90 = 14,271.29 : x
  2. Step 2: Convert to fraction form
    40,932.14/61,382.90 = 14,271.29/x
  3. Step 3: Cross multiply
    40,932.14x = 61,382.90 × 14,271.29
  4. Step 4: Simplify right side
    40,932.14x = 876,012,843.87
  5. Step 5: Solve for x
    x = 876,012,843.87/40,932.14
  6. Step 6: Final answer
    x = 21,401.59

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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.