Home / 18,244.57-25,179.04-10,288.45

Finding the Fourth Proportional to 18,244.57, 25,179.04 and 10,288.45

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Solution

The fourth proportional to 18,244.57, 25,179.04 and 10,288.45 is: 14,198.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.57 : 25,179.04 = 10,288.45 : x
  2. Step 2: Convert to fraction form
    18,244.57/25,179.04 = 10,288.45/x
  3. Step 3: Cross multiply
    18,244.57x = 25,179.04 × 10,288.45
  4. Step 4: Simplify right side
    18,244.57x = 259,053,116.75
  5. Step 5: Solve for x
    x = 259,053,116.75/18,244.57
  6. Step 6: Final answer
    x = 14,198.92

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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.