Home / 26,949.28-37,191.15-15,012.61

Finding the Fourth Proportional to 26,949.28, 37,191.15 and 15,012.61

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Solution

The fourth proportional to 26,949.28, 37,191.15 and 15,012.61 is: 20,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.28 : 37,191.15 = 15,012.61 : x
  2. Step 2: Convert to fraction form
    26,949.28/37,191.15 = 15,012.61/x
  3. Step 3: Cross multiply
    26,949.28x = 37,191.15 × 15,012.61
  4. Step 4: Simplify right side
    26,949.28x = 558,336,276.89
  5. Step 5: Solve for x
    x = 558,336,276.89/26,949.28
  6. Step 6: Final answer
    x = 20,718.04

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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.