Home / 36,518.92-54,781.51-12,824.43

Finding the Fourth Proportional to 36,518.92, 54,781.51 and 12,824.43

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Solution

The fourth proportional to 36,518.92, 54,781.51 and 12,824.43 is: 19,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,518.92 : 54,781.51 = 12,824.43 : x
  2. Step 2: Convert to fraction form
    36,518.92/54,781.51 = 12,824.43/x
  3. Step 3: Cross multiply
    36,518.92x = 54,781.51 × 12,824.43
  4. Step 4: Simplify right side
    36,518.92x = 702,541,366.38
  5. Step 5: Solve for x
    x = 702,541,366.38/36,518.92
  6. Step 6: Final answer
    x = 19,237.74

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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.