Home / 27,179.49-37,508.08-16,422.87

Finding the Fourth Proportional to 27,179.49, 37,508.08 and 16,422.87

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Solution

The fourth proportional to 27,179.49, 37,508.08 and 16,422.87 is: 22,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,179.49 : 37,508.08 = 16,422.87 : x
  2. Step 2: Convert to fraction form
    27,179.49/37,508.08 = 16,422.87/x
  3. Step 3: Cross multiply
    27,179.49x = 37,508.08 × 16,422.87
  4. Step 4: Simplify right side
    27,179.49x = 615,990,280.73
  5. Step 5: Solve for x
    x = 615,990,280.73/27,179.49
  6. Step 6: Final answer
    x = 22,663.79

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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.