Home / 16,170.25-22,316.23-9,097.20

Finding the Fourth Proportional to 16,170.25, 22,316.23 and 9,097.20

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Solution

The fourth proportional to 16,170.25, 22,316.23 and 9,097.20 is: 12,554.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.25 : 22,316.23 = 9,097.20 : x
  2. Step 2: Convert to fraction form
    16,170.25/22,316.23 = 9,097.20/x
  3. Step 3: Cross multiply
    16,170.25x = 22,316.23 × 9,097.20
  4. Step 4: Simplify right side
    16,170.25x = 203,015,207.56
  5. Step 5: Solve for x
    x = 203,015,207.56/16,170.25
  6. Step 6: Final answer
    x = 12,554.86

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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.