Home / 10,944.10-16,416.15-7,226.20

Finding the Fourth Proportional to 10,944.10, 16,416.15 and 7,226.20

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Solution

The fourth proportional to 10,944.10, 16,416.15 and 7,226.20 is: 10,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,944.10 : 16,416.15 = 7,226.20 : x
  2. Step 2: Convert to fraction form
    10,944.10/16,416.15 = 7,226.20/x
  3. Step 3: Cross multiply
    10,944.10x = 16,416.15 × 7,226.20
  4. Step 4: Simplify right side
    10,944.10x = 118,626,383.13
  5. Step 5: Solve for x
    x = 118,626,383.13/10,944.10
  6. Step 6: Final answer
    x = 10,839.30

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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.