Home / 29,371.25-40,532.41-15,942.51

Finding the Fourth Proportional to 29,371.25, 40,532.41 and 15,942.51

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Solution

The fourth proportional to 29,371.25, 40,532.41 and 15,942.51 is: 22,000.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,371.25 : 40,532.41 = 15,942.51 : x
  2. Step 2: Convert to fraction form
    29,371.25/40,532.41 = 15,942.51/x
  3. Step 3: Cross multiply
    29,371.25x = 40,532.41 × 15,942.51
  4. Step 4: Simplify right side
    29,371.25x = 646,188,351.75
  5. Step 5: Solve for x
    x = 646,188,351.75/29,371.25
  6. Step 6: Final answer
    x = 22,000.71

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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.