Home / 18,244.47-25,176.87-10,286.22

Finding the Fourth Proportional to 18,244.47, 25,176.87 and 10,286.22

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Solution

The fourth proportional to 18,244.47, 25,176.87 and 10,286.22 is: 14,194.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.47 : 25,176.87 = 10,286.22 : x
  2. Step 2: Convert to fraction form
    18,244.47/25,176.87 = 10,286.22/x
  3. Step 3: Cross multiply
    18,244.47x = 25,176.87 × 10,286.22
  4. Step 4: Simplify right side
    18,244.47x = 258,974,823.73
  5. Step 5: Solve for x
    x = 258,974,823.73/18,244.47
  6. Step 6: Final answer
    x = 14,194.70

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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.