Home / 36,157.59-54,236.39-12,471.92

Finding the Fourth Proportional to 36,157.59, 54,236.39 and 12,471.92

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Solution

The fourth proportional to 36,157.59, 54,236.39 and 12,471.92 is: 18,707.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.59 : 54,236.39 = 12,471.92 : x
  2. Step 2: Convert to fraction form
    36,157.59/54,236.39 = 12,471.92/x
  3. Step 3: Cross multiply
    36,157.59x = 54,236.39 × 12,471.92
  4. Step 4: Simplify right side
    36,157.59x = 676,432,092.09
  5. Step 5: Solve for x
    x = 676,432,092.09/36,157.59
  6. Step 6: Final answer
    x = 18,707.89

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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.