Home / 44,911.74-67,382.19-21,540

Finding the Fourth Proportional to 44,911.74, 67,382.19 and 21,540

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Solution

The fourth proportional to 44,911.74, 67,382.19 and 21,540 is: 32,316.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,911.74 : 67,382.19 = 21,540 : x
  2. Step 2: Convert to fraction form
    44,911.74/67,382.19 = 21,540/x
  3. Step 3: Cross multiply
    44,911.74x = 67,382.19 × 21,540
  4. Step 4: Simplify right side
    44,911.74x = 1,451,412,372.60
  5. Step 5: Solve for x
    x = 1,451,412,372.60/44,911.74
  6. Step 6: Final answer
    x = 32,316.99

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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.