Home / 16,224.25-22,389.45-9,150.66

Finding the Fourth Proportional to 16,224.25, 22,389.45 and 9,150.66

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Solution

The fourth proportional to 16,224.25, 22,389.45 and 9,150.66 is: 12,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,224.25 : 22,389.45 = 9,150.66 : x
  2. Step 2: Convert to fraction form
    16,224.25/22,389.45 = 9,150.66/x
  3. Step 3: Cross multiply
    16,224.25x = 22,389.45 × 9,150.66
  4. Step 4: Simplify right side
    16,224.25x = 204,878,244.54
  5. Step 5: Solve for x
    x = 204,878,244.54/16,224.25
  6. Step 6: Final answer
    x = 12,627.90

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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.