Home / 20,229.91-30,332.19-6,185.29

Finding the Fourth Proportional to 20,229.91, 30,332.19 and 6,185.29

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Solution

The fourth proportional to 20,229.91, 30,332.19 and 6,185.29 is: 9,274.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229.91 : 30,332.19 = 6,185.29 : x
  2. Step 2: Convert to fraction form
    20,229.91/30,332.19 = 6,185.29/x
  3. Step 3: Cross multiply
    20,229.91x = 30,332.19 × 6,185.29
  4. Step 4: Simplify right side
    20,229.91x = 187,613,391.49
  5. Step 5: Solve for x
    x = 187,613,391.49/20,229.91
  6. Step 6: Final answer
    x = 9,274.06

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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.