Home / 27,997.38-42,188.04-23,175.18

Finding the Fourth Proportional to 27,997.38, 42,188.04 and 23,175.18

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Solution

The fourth proportional to 27,997.38, 42,188.04 and 23,175.18 is: 34,921.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.38 : 42,188.04 = 23,175.18 : x
  2. Step 2: Convert to fraction form
    27,997.38/42,188.04 = 23,175.18/x
  3. Step 3: Cross multiply
    27,997.38x = 42,188.04 × 23,175.18
  4. Step 4: Simplify right side
    27,997.38x = 977,715,420.85
  5. Step 5: Solve for x
    x = 977,715,420.85/27,997.38
  6. Step 6: Final answer
    x = 34,921.68

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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 (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.