Home / 17,876.28-24,649.83-11,159.49

Finding the Fourth Proportional to 17,876.28, 24,649.83 and 11,159.49

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Solution

The fourth proportional to 17,876.28, 24,649.83 and 11,159.49 is: 15,387.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.28 : 24,649.83 = 11,159.49 : x
  2. Step 2: Convert to fraction form
    17,876.28/24,649.83 = 11,159.49/x
  3. Step 3: Cross multiply
    17,876.28x = 24,649.83 × 11,159.49
  4. Step 4: Simplify right side
    17,876.28x = 275,079,531.39
  5. Step 5: Solve for x
    x = 275,079,531.39/17,876.28
  6. Step 6: Final answer
    x = 15,387.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.