Home / 41,991.11-57,947.72-23,128.23

Finding the Fourth Proportional to 41,991.11, 57,947.72 and 23,128.23

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Solution

The fourth proportional to 41,991.11, 57,947.72 and 23,128.23 is: 31,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,991.11 : 57,947.72 = 23,128.23 : x
  2. Step 2: Convert to fraction form
    41,991.11/57,947.72 = 23,128.23/x
  3. Step 3: Cross multiply
    41,991.11x = 57,947.72 × 23,128.23
  4. Step 4: Simplify right side
    41,991.11x = 1,340,228,080.49
  5. Step 5: Solve for x
    x = 1,340,228,080.49/41,991.11
  6. Step 6: Final answer
    x = 31,916.95

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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.