Home / 16,115.26-22,233.66-9,743.80

Finding the Fourth Proportional to 16,115.26, 22,233.66 and 9,743.80

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Solution

The fourth proportional to 16,115.26, 22,233.66 and 9,743.80 is: 13,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,115.26 : 22,233.66 = 9,743.80 : x
  2. Step 2: Convert to fraction form
    16,115.26/22,233.66 = 9,743.80/x
  3. Step 3: Cross multiply
    16,115.26x = 22,233.66 × 9,743.80
  4. Step 4: Simplify right side
    16,115.26x = 216,640,336.31
  5. Step 5: Solve for x
    x = 216,640,336.31/16,115.26
  6. Step 6: Final answer
    x = 13,443.18

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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.