Home / 18,202.27-25,121.55-10,246.05

Finding the Fourth Proportional to 18,202.27, 25,121.55 and 10,246.05

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Solution

The fourth proportional to 18,202.27, 25,121.55 and 10,246.05 is: 14,140.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.27 : 25,121.55 = 10,246.05 : x
  2. Step 2: Convert to fraction form
    18,202.27/25,121.55 = 10,246.05/x
  3. Step 3: Cross multiply
    18,202.27x = 25,121.55 × 10,246.05
  4. Step 4: Simplify right side
    18,202.27x = 257,396,657.38
  5. Step 5: Solve for x
    x = 257,396,657.38/18,202.27
  6. Step 6: Final answer
    x = 14,140.91

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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.