Home / 26,229.89-36,159.13-18,151.23

Finding the Fourth Proportional to 26,229.89, 36,159.13 and 18,151.23

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Solution

The fourth proportional to 26,229.89, 36,159.13 and 18,151.23 is: 25,022.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,229.89 : 36,159.13 = 18,151.23 : x
  2. Step 2: Convert to fraction form
    26,229.89/36,159.13 = 18,151.23/x
  3. Step 3: Cross multiply
    26,229.89x = 36,159.13 × 18,151.23
  4. Step 4: Simplify right side
    26,229.89x = 656,332,685.23
  5. Step 5: Solve for x
    x = 656,332,685.23/26,229.89
  6. Step 6: Final answer
    x = 25,022.32

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Half scale
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Double scale
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Similar ratio
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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.