Home / 13,651.27-20,483.28-7,073.87

Finding the Fourth Proportional to 13,651.27, 20,483.28 and 7,073.87

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Solution

The fourth proportional to 13,651.27, 20,483.28 and 7,073.87 is: 10,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,651.27 : 20,483.28 = 7,073.87 : x
  2. Step 2: Convert to fraction form
    13,651.27/20,483.28 = 7,073.87/x
  3. Step 3: Cross multiply
    13,651.27x = 20,483.28 × 7,073.87
  4. Step 4: Simplify right side
    13,651.27x = 144,895,957.48
  5. Step 5: Solve for x
    x = 144,895,957.48/13,651.27
  6. Step 6: Final answer
    x = 10,614.10

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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.