Home / 29,195.46-40,289.73-15,766.71

Finding the Fourth Proportional to 29,195.46, 40,289.73 and 15,766.71

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Solution

The fourth proportional to 29,195.46, 40,289.73 and 15,766.71 is: 21,758.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,195.46 : 40,289.73 = 15,766.71 : x
  2. Step 2: Convert to fraction form
    29,195.46/40,289.73 = 15,766.71/x
  3. Step 3: Cross multiply
    29,195.46x = 40,289.73 × 15,766.71
  4. Step 4: Simplify right side
    29,195.46x = 635,236,589.61
  5. Step 5: Solve for x
    x = 635,236,589.61/29,195.46
  6. Step 6: Final answer
    x = 21,758.06

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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.