Home / 27,480.17-37,920.49-16,150.10

Finding the Fourth Proportional to 27,480.17, 37,920.49 and 16,150.10

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Solution

The fourth proportional to 27,480.17, 37,920.49 and 16,150.10 is: 22,285.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,480.17 : 37,920.49 = 16,150.10 : x
  2. Step 2: Convert to fraction form
    27,480.17/37,920.49 = 16,150.10/x
  3. Step 3: Cross multiply
    27,480.17x = 37,920.49 × 16,150.10
  4. Step 4: Simplify right side
    27,480.17x = 612,419,475.57
  5. Step 5: Solve for x
    x = 612,419,475.57/27,480.17
  6. Step 6: Final answer
    x = 22,285.87

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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.