Home / 36,288.50-54,432.75-11,330.68

Finding the Fourth Proportional to 36,288.50, 54,432.75 and 11,330.68

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Solution

The fourth proportional to 36,288.50, 54,432.75 and 11,330.68 is: 16,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,288.50 : 54,432.75 = 11,330.68 : x
  2. Step 2: Convert to fraction form
    36,288.50/54,432.75 = 11,330.68/x
  3. Step 3: Cross multiply
    36,288.50x = 54,432.75 × 11,330.68
  4. Step 4: Simplify right side
    36,288.50x = 616,760,139.81
  5. Step 5: Solve for x
    x = 616,760,139.81/36,288.50
  6. Step 6: Final answer
    x = 16,996.02

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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.