Home / 27,731.30-41,613.42-10,213.42

Finding the Fourth Proportional to 27,731.30, 41,613.42 and 10,213.42

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Solution

The fourth proportional to 27,731.30, 41,613.42 and 10,213.42 is: 15,326.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,731.30 : 41,613.42 = 10,213.42 : x
  2. Step 2: Convert to fraction form
    27,731.30/41,613.42 = 10,213.42/x
  3. Step 3: Cross multiply
    27,731.30x = 41,613.42 × 10,213.42
  4. Step 4: Simplify right side
    27,731.30x = 425,015,336.10
  5. Step 5: Solve for x
    x = 425,015,336.10/27,731.30
  6. Step 6: Final answer
    x = 15,326.20

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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.