Home / 18,344.68-27,515.40-5,865.04

Finding the Fourth Proportional to 18,344.68, 27,515.40 and 5,865.04

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Solution

The fourth proportional to 18,344.68, 27,515.40 and 5,865.04 is: 8,797.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,344.68 : 27,515.40 = 5,865.04 : x
  2. Step 2: Convert to fraction form
    18,344.68/27,515.40 = 5,865.04/x
  3. Step 3: Cross multiply
    18,344.68x = 27,515.40 × 5,865.04
  4. Step 4: Simplify right side
    18,344.68x = 161,378,921.62
  5. Step 5: Solve for x
    x = 161,378,921.62/18,344.68
  6. Step 6: Final answer
    x = 8,797.04

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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.