Home / 41,398.16-57,127.80-22,535.28

Finding the Fourth Proportional to 41,398.16, 57,127.80 and 22,535.28

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Solution

The fourth proportional to 41,398.16, 57,127.80 and 22,535.28 is: 31,097.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.16 : 57,127.80 = 22,535.28 : x
  2. Step 2: Convert to fraction form
    41,398.16/57,127.80 = 22,535.28/x
  3. Step 3: Cross multiply
    41,398.16x = 57,127.80 × 22,535.28
  4. Step 4: Simplify right side
    41,398.16x = 1,287,390,968.78
  5. Step 5: Solve for x
    x = 1,287,390,968.78/41,398.16
  6. Step 6: Final answer
    x = 31,097.78

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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.