Home / 27,217.35-37,558.66-15,118.61

Finding the Fourth Proportional to 27,217.35, 37,558.66 and 15,118.61

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Solution

The fourth proportional to 27,217.35, 37,558.66 and 15,118.61 is: 20,862.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.35 : 37,558.66 = 15,118.61 : x
  2. Step 2: Convert to fraction form
    27,217.35/37,558.66 = 15,118.61/x
  3. Step 3: Cross multiply
    27,217.35x = 37,558.66 × 15,118.61
  4. Step 4: Simplify right side
    27,217.35x = 567,834,587.90
  5. Step 5: Solve for x
    x = 567,834,587.90/27,217.35
  6. Step 6: Final answer
    x = 20,862.97

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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.