Home / 29,181.28-40,267.92-17,243.68

Finding the Fourth Proportional to 29,181.28, 40,267.92 and 17,243.68

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Solution

The fourth proportional to 29,181.28, 40,267.92 and 17,243.68 is: 23,794.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181.28 : 40,267.92 = 17,243.68 : x
  2. Step 2: Convert to fraction form
    29,181.28/40,267.92 = 17,243.68/x
  3. Step 3: Cross multiply
    29,181.28x = 40,267.92 × 17,243.68
  4. Step 4: Simplify right side
    29,181.28x = 694,367,126.75
  5. Step 5: Solve for x
    x = 694,367,126.75/29,181.28
  6. Step 6: Final answer
    x = 23,794.95

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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.