Home / 15,147.43-22,706.26-7,247.70

Finding the Fourth Proportional to 15,147.43, 22,706.26 and 7,247.70

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Solution

The fourth proportional to 15,147.43, 22,706.26 and 7,247.70 is: 10,864.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.43 : 22,706.26 = 7,247.70 : x
  2. Step 2: Convert to fraction form
    15,147.43/22,706.26 = 7,247.70/x
  3. Step 3: Cross multiply
    15,147.43x = 22,706.26 × 7,247.70
  4. Step 4: Simplify right side
    15,147.43x = 164,568,142.48
  5. Step 5: Solve for x
    x = 164,568,142.48/15,147.43
  6. Step 6: Final answer
    x = 10,864.43

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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.