Home / 22,862.97-31,552.12-12,790.80

Finding the Fourth Proportional to 22,862.97, 31,552.12 and 12,790.80

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Solution

The fourth proportional to 22,862.97, 31,552.12 and 12,790.80 is: 17,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862.97 : 31,552.12 = 12,790.80 : x
  2. Step 2: Convert to fraction form
    22,862.97/31,552.12 = 12,790.80/x
  3. Step 3: Cross multiply
    22,862.97x = 31,552.12 × 12,790.80
  4. Step 4: Simplify right side
    22,862.97x = 403,576,871.42
  5. Step 5: Solve for x
    x = 403,576,871.42/22,862.97
  6. Step 6: Final answer
    x = 17,651.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.