Home / 18,283.68-25,227.18-10,731.24

Finding the Fourth Proportional to 18,283.68, 25,227.18 and 10,731.24

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Solution

The fourth proportional to 18,283.68, 25,227.18 and 10,731.24 is: 14,806.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.68 : 25,227.18 = 10,731.24 : x
  2. Step 2: Convert to fraction form
    18,283.68/25,227.18 = 10,731.24/x
  3. Step 3: Cross multiply
    18,283.68x = 25,227.18 × 10,731.24
  4. Step 4: Simplify right side
    18,283.68x = 270,718,923.10
  5. Step 5: Solve for x
    x = 270,718,923.10/18,283.68
  6. Step 6: Final answer
    x = 14,806.59

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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.