Home / 16,195.89-22,350.38-9,391.23

Finding the Fourth Proportional to 16,195.89, 22,350.38 and 9,391.23

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Solution

The fourth proportional to 16,195.89, 22,350.38 and 9,391.23 is: 12,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,195.89 : 22,350.38 = 9,391.23 : x
  2. Step 2: Convert to fraction form
    16,195.89/22,350.38 = 9,391.23/x
  3. Step 3: Cross multiply
    16,195.89x = 22,350.38 × 9,391.23
  4. Step 4: Simplify right side
    16,195.89x = 209,897,512.21
  5. Step 5: Solve for x
    x = 209,897,512.21/16,195.89
  6. Step 6: Final answer
    x = 12,959.92

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Half scale
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Double scale
Find fourth proportional to 16,196.89, 22,351.76 and 9,392.23
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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.