Home / 18,187.74-25,098.83-10,229.96

Finding the Fourth Proportional to 18,187.74, 25,098.83 and 10,229.96

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Solution

The fourth proportional to 18,187.74, 25,098.83 and 10,229.96 is: 14,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187.74 : 25,098.83 = 10,229.96 : x
  2. Step 2: Convert to fraction form
    18,187.74/25,098.83 = 10,229.96/x
  3. Step 3: Cross multiply
    18,187.74x = 25,098.83 × 10,229.96
  4. Step 4: Simplify right side
    18,187.74x = 256,759,850.30
  5. Step 5: Solve for x
    x = 256,759,850.30/18,187.74
  6. Step 6: Final answer
    x = 14,117.19

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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.