Home / 22,781.25-34,187.06-8,752.86

Finding the Fourth Proportional to 22,781.25, 34,187.06 and 8,752.86

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Solution

The fourth proportional to 22,781.25, 34,187.06 and 8,752.86 is: 13,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.25 : 34,187.06 = 8,752.86 : x
  2. Step 2: Convert to fraction form
    22,781.25/34,187.06 = 8,752.86/x
  3. Step 3: Cross multiply
    22,781.25x = 34,187.06 × 8,752.86
  4. Step 4: Simplify right side
    22,781.25x = 299,234,571.87
  5. Step 5: Solve for x
    x = 299,234,571.87/22,781.25
  6. Step 6: Final answer
    x = 13,135.13

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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.