Home / 18,226.28-25,152.27-9,842.78

Finding the Fourth Proportional to 18,226.28, 25,152.27 and 9,842.78

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Solution

The fourth proportional to 18,226.28, 25,152.27 and 9,842.78 is: 13,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.28 : 25,152.27 = 9,842.78 : x
  2. Step 2: Convert to fraction form
    18,226.28/25,152.27 = 9,842.78/x
  3. Step 3: Cross multiply
    18,226.28x = 25,152.27 × 9,842.78
  4. Step 4: Simplify right side
    18,226.28x = 247,568,298.38
  5. Step 5: Solve for x
    x = 247,568,298.38/18,226.28
  6. Step 6: Final answer
    x = 13,583.04

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Half scale
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Double scale
Find fourth proportional to 18,227.28, 25,153.65 and 9,843.78
Similar ratio
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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.