Home / 27,508.91-41,258.49-12,512.53

Finding the Fourth Proportional to 27,508.91, 41,258.49 and 12,512.53

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Solution

The fourth proportional to 27,508.91, 41,258.49 and 12,512.53 is: 18,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,508.91 : 41,258.49 = 12,512.53 : x
  2. Step 2: Convert to fraction form
    27,508.91/41,258.49 = 12,512.53/x
  3. Step 3: Cross multiply
    27,508.91x = 41,258.49 × 12,512.53
  4. Step 4: Simplify right side
    27,508.91x = 516,248,098.53
  5. Step 5: Solve for x
    x = 516,248,098.53/27,508.91
  6. Step 6: Final answer
    x = 18,766.58

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1.5x scale

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.