Home / 29,371.28-40,532.21-15,942.42

Finding the Fourth Proportional to 29,371.28, 40,532.21 and 15,942.42

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Solution

The fourth proportional to 29,371.28, 40,532.21 and 15,942.42 is: 22,000.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.28 : 40,532.21 = 15,942.42 : x
  2. Step 2: Convert to fraction form
    29,371.28/40,532.21 = 15,942.42/x
  3. Step 3: Cross multiply
    29,371.28x = 40,532.21 × 15,942.42
  4. Step 4: Simplify right side
    29,371.28x = 646,181,585.10
  5. Step 5: Solve for x
    x = 646,181,585.10/29,371.28
  6. Step 6: Final answer
    x = 22,000.46

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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.