Home / 18,250.92-25,190.18-11,532.28

Finding the Fourth Proportional to 18,250.92, 25,190.18 and 11,532.28

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Solution

The fourth proportional to 18,250.92, 25,190.18 and 11,532.28 is: 15,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.92 : 25,190.18 = 11,532.28 : x
  2. Step 2: Convert to fraction form
    18,250.92/25,190.18 = 11,532.28/x
  3. Step 3: Cross multiply
    18,250.92x = 25,190.18 × 11,532.28
  4. Step 4: Simplify right side
    18,250.92x = 290,500,209.01
  5. Step 5: Solve for x
    x = 290,500,209.01/18,250.92
  6. Step 6: Final answer
    x = 15,917.02

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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.