Home / 29,371.50-40,532.96-15,942.87

Finding the Fourth Proportional to 29,371.50, 40,532.96 and 15,942.87

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Solution

The fourth proportional to 29,371.50, 40,532.96 and 15,942.87 is: 22,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.50 : 40,532.96 = 15,942.87 : x
  2. Step 2: Convert to fraction form
    29,371.50/40,532.96 = 15,942.87/x
  3. Step 3: Cross multiply
    29,371.50x = 40,532.96 × 15,942.87
  4. Step 4: Simplify right side
    29,371.50x = 646,211,632.28
  5. Step 5: Solve for x
    x = 646,211,632.28/29,371.50
  6. Step 6: Final answer
    x = 22,001.32

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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.