Home / 15,148.20-22,727.96-6,825.72

Finding the Fourth Proportional to 15,148.20, 22,727.96 and 6,825.72

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Solution

The fourth proportional to 15,148.20, 22,727.96 and 6,825.72 is: 10,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.20 : 22,727.96 = 6,825.72 : x
  2. Step 2: Convert to fraction form
    15,148.20/22,727.96 = 6,825.72/x
  3. Step 3: Cross multiply
    15,148.20x = 22,727.96 × 6,825.72
  4. Step 4: Simplify right side
    15,148.20x = 155,134,691.13
  5. Step 5: Solve for x
    x = 155,134,691.13/15,148.20
  6. Step 6: Final answer
    x = 10,241.13

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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.