Home / 16,778.68-25,168.10-5,092

Finding the Fourth Proportional to 16,778.68, 25,168.10 and 5,092

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Solution

The fourth proportional to 16,778.68, 25,168.10 and 5,092 is: 7,638.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.68 : 25,168.10 = 5,092 : x
  2. Step 2: Convert to fraction form
    16,778.68/25,168.10 = 5,092/x
  3. Step 3: Cross multiply
    16,778.68x = 25,168.10 × 5,092
  4. Step 4: Simplify right side
    16,778.68x = 128,155,965.20
  5. Step 5: Solve for x
    x = 128,155,965.20/16,778.68
  6. Step 6: Final answer
    x = 7,638.02

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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.