Home / 27,177.24-37,504.97-16,420.61

Finding the Fourth Proportional to 27,177.24, 37,504.97 and 16,420.61

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Solution

The fourth proportional to 27,177.24, 37,504.97 and 16,420.61 is: 22,660.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177.24 : 37,504.97 = 16,420.61 : x
  2. Step 2: Convert to fraction form
    27,177.24/37,504.97 = 16,420.61/x
  3. Step 3: Cross multiply
    27,177.24x = 37,504.97 × 16,420.61
  4. Step 4: Simplify right side
    27,177.24x = 615,854,620.25
  5. Step 5: Solve for x
    x = 615,854,620.25/27,177.24
  6. Step 6: Final answer
    x = 22,660.68

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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.