Home / 23,146.28-34,720.14-9,996.20

Finding the Fourth Proportional to 23,146.28, 34,720.14 and 9,996.20

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Solution

The fourth proportional to 23,146.28, 34,720.14 and 9,996.20 is: 14,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,146.28 : 34,720.14 = 9,996.20 : x
  2. Step 2: Convert to fraction form
    23,146.28/34,720.14 = 9,996.20/x
  3. Step 3: Cross multiply
    23,146.28x = 34,720.14 × 9,996.20
  4. Step 4: Simplify right side
    23,146.28x = 347,069,463.47
  5. Step 5: Solve for x
    x = 347,069,463.47/23,146.28
  6. Step 6: Final answer
    x = 14,994.61

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