Home / 18,269.32-25,209.62-10,310.08

Finding the Fourth Proportional to 18,269.32, 25,209.62 and 10,310.08

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Solution

The fourth proportional to 18,269.32, 25,209.62 and 10,310.08 is: 14,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,269.32 : 25,209.62 = 10,310.08 : x
  2. Step 2: Convert to fraction form
    18,269.32/25,209.62 = 10,310.08/x
  3. Step 3: Cross multiply
    18,269.32x = 25,209.62 × 10,310.08
  4. Step 4: Simplify right side
    18,269.32x = 259,913,198.97
  5. Step 5: Solve for x
    x = 259,913,198.97/18,269.32
  6. Step 6: Final answer
    x = 14,226.76

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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.