Home / 22,066.17-30,451.90-11,995.29

Finding the Fourth Proportional to 22,066.17, 30,451.90 and 11,995.29

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Solution

The fourth proportional to 22,066.17, 30,451.90 and 11,995.29 is: 16,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,066.17 : 30,451.90 = 11,995.29 : x
  2. Step 2: Convert to fraction form
    22,066.17/30,451.90 = 11,995.29/x
  3. Step 3: Cross multiply
    22,066.17x = 30,451.90 × 11,995.29
  4. Step 4: Simplify right side
    22,066.17x = 365,279,371.55
  5. Step 5: Solve for x
    x = 365,279,371.55/22,066.17
  6. Step 6: Final answer
    x = 16,553.82

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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.