Home / 18,348.32-27,519.36-7,247.04

Finding the Fourth Proportional to 18,348.32, 27,519.36 and 7,247.04

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Solution

The fourth proportional to 18,348.32, 27,519.36 and 7,247.04 is: 10,869.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.32 : 27,519.36 = 7,247.04 : x
  2. Step 2: Convert to fraction form
    18,348.32/27,519.36 = 7,247.04/x
  3. Step 3: Cross multiply
    18,348.32x = 27,519.36 × 7,247.04
  4. Step 4: Simplify right side
    18,348.32x = 199,433,902.69
  5. Step 5: Solve for x
    x = 199,433,902.69/18,348.32
  6. Step 6: Final answer
    x = 10,869.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.