Home / 27,593.97-38,080.50-16,989.72

Finding the Fourth Proportional to 27,593.97, 38,080.50 and 16,989.72

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Solution

The fourth proportional to 27,593.97, 38,080.50 and 16,989.72 is: 23,446.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,593.97 : 38,080.50 = 16,989.72 : x
  2. Step 2: Convert to fraction form
    27,593.97/38,080.50 = 16,989.72/x
  3. Step 3: Cross multiply
    27,593.97x = 38,080.50 × 16,989.72
  4. Step 4: Simplify right side
    27,593.97x = 646,976,757.11
  5. Step 5: Solve for x
    x = 646,976,757.11/27,593.97
  6. Step 6: Final answer
    x = 23,446.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.