Home / 17,531.20-26,292.24-7,000.80

Finding the Fourth Proportional to 17,531.20, 26,292.24 and 7,000.80

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Solution

The fourth proportional to 17,531.20, 26,292.24 and 7,000.80 is: 10,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,531.20 : 26,292.24 = 7,000.80 : x
  2. Step 2: Convert to fraction form
    17,531.20/26,292.24 = 7,000.80/x
  3. Step 3: Cross multiply
    17,531.20x = 26,292.24 × 7,000.80
  4. Step 4: Simplify right side
    17,531.20x = 184,066,713.79
  5. Step 5: Solve for x
    x = 184,066,713.79/17,531.20
  6. Step 6: Final answer
    x = 10,499.38

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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.