Home / 41,969.50-57,901.28-29,219.28

Finding the Fourth Proportional to 41,969.50, 57,901.28 and 29,219.28

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Solution

The fourth proportional to 41,969.50, 57,901.28 and 29,219.28 is: 40,311.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,969.50 : 57,901.28 = 29,219.28 : x
  2. Step 2: Convert to fraction form
    41,969.50/57,901.28 = 29,219.28/x
  3. Step 3: Cross multiply
    41,969.50x = 57,901.28 × 29,219.28
  4. Step 4: Simplify right side
    41,969.50x = 1,691,833,712.68
  5. Step 5: Solve for x
    x = 1,691,833,712.68/41,969.50
  6. Step 6: Final answer
    x = 40,311.03

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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.