Home / 15,149.68-22,727.57-5,286.32

Finding the Fourth Proportional to 15,149.68, 22,727.57 and 5,286.32

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Solution

The fourth proportional to 15,149.68, 22,727.57 and 5,286.32 is: 7,930.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,149.68 : 22,727.57 = 5,286.32 : x
  2. Step 2: Convert to fraction form
    15,149.68/22,727.57 = 5,286.32/x
  3. Step 3: Cross multiply
    15,149.68x = 22,727.57 × 5,286.32
  4. Step 4: Simplify right side
    15,149.68x = 120,145,207.84
  5. Step 5: Solve for x
    x = 120,145,207.84/15,149.68
  6. Step 6: Final answer
    x = 7,930.54

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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.