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Finding the Fourth Proportional to 16,778.41, 25,187.05 and 9,002.41

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Solution

The fourth proportional to 16,778.41, 25,187.05 and 9,002.41 is: 13,514.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.41 : 25,187.05 = 9,002.41 : x
  2. Step 2: Convert to fraction form
    16,778.41/25,187.05 = 9,002.41/x
  3. Step 3: Cross multiply
    16,778.41x = 25,187.05 × 9,002.41
  4. Step 4: Simplify right side
    16,778.41x = 226,744,024.86
  5. Step 5: Solve for x
    x = 226,744,024.86/16,778.41
  6. Step 6: Final answer
    x = 13,514.04

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1.5x scale

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.