Home / 19,382.91-29,049.18-8,701.37

Finding the Fourth Proportional to 19,382.91, 29,049.18 and 8,701.37

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Solution

The fourth proportional to 19,382.91, 29,049.18 and 8,701.37 is: 13,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382.91 : 29,049.18 = 8,701.37 : x
  2. Step 2: Convert to fraction form
    19,382.91/29,049.18 = 8,701.37/x
  3. Step 3: Cross multiply
    19,382.91x = 29,049.18 × 8,701.37
  4. Step 4: Simplify right side
    19,382.91x = 252,767,806.78
  5. Step 5: Solve for x
    x = 252,767,806.78/19,382.91
  6. Step 6: Final answer
    x = 13,040.76

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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.