Home / 22,862.43-31,551.38-12,790.27

Finding the Fourth Proportional to 22,862.43, 31,551.38 and 12,790.27

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Solution

The fourth proportional to 22,862.43, 31,551.38 and 12,790.27 is: 17,651.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,862.43 : 31,551.38 = 12,790.27 : x
  2. Step 2: Convert to fraction form
    22,862.43/31,551.38 = 12,790.27/x
  3. Step 3: Cross multiply
    22,862.43x = 31,551.38 × 12,790.27
  4. Step 4: Simplify right side
    22,862.43x = 403,550,669.07
  5. Step 5: Solve for x
    x = 403,550,669.07/22,862.43
  6. Step 6: Final answer
    x = 17,651.26

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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.