Home / 27,665.88-41,479.17-15,191.74

Finding the Fourth Proportional to 27,665.88, 41,479.17 and 15,191.74

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Solution

The fourth proportional to 27,665.88, 41,479.17 and 15,191.74 is: 22,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665.88 : 41,479.17 = 15,191.74 : x
  2. Step 2: Convert to fraction form
    27,665.88/41,479.17 = 15,191.74/x
  3. Step 3: Cross multiply
    27,665.88x = 41,479.17 × 15,191.74
  4. Step 4: Simplify right side
    27,665.88x = 630,140,766.06
  5. Step 5: Solve for x
    x = 630,140,766.06/27,665.88
  6. Step 6: Final answer
    x = 22,776.82

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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.