Home / 41,403.80-57,138-22,541.24

Finding the Fourth Proportional to 41,403.80, 57,138 and 22,541.24

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Solution

The fourth proportional to 41,403.80, 57,138 and 22,541.24 is: 31,107.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,403.80 : 57,138 = 22,541.24 : x
  2. Step 2: Convert to fraction form
    41,403.80/57,138 = 22,541.24/x
  3. Step 3: Cross multiply
    41,403.80x = 57,138 × 22,541.24
  4. Step 4: Simplify right side
    41,403.80x = 1,287,961,371.12
  5. Step 5: Solve for x
    x = 1,287,961,371.12/41,403.80
  6. Step 6: Final answer
    x = 31,107.32

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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.