Home / 22,791.04-31,452.48-12,719.52

Finding the Fourth Proportional to 22,791.04, 31,452.48 and 12,719.52

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Solution

The fourth proportional to 22,791.04, 31,452.48 and 12,719.52 is: 17,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,791.04 : 31,452.48 = 12,719.52 : x
  2. Step 2: Convert to fraction form
    22,791.04/31,452.48 = 12,719.52/x
  3. Step 3: Cross multiply
    22,791.04x = 31,452.48 × 12,719.52
  4. Step 4: Simplify right side
    22,791.04x = 400,060,448.41
  5. Step 5: Solve for x
    x = 400,060,448.41/22,791.04
  6. Step 6: Final answer
    x = 17,553.41

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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.