Home / 27,310.26-40,981.31-11,514.32

Finding the Fourth Proportional to 27,310.26, 40,981.31 and 11,514.32

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Solution

The fourth proportional to 27,310.26, 40,981.31 and 11,514.32 is: 17,278.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.26 : 40,981.31 = 11,514.32 : x
  2. Step 2: Convert to fraction form
    27,310.26/40,981.31 = 11,514.32/x
  3. Step 3: Cross multiply
    27,310.26x = 40,981.31 × 11,514.32
  4. Step 4: Simplify right side
    27,310.26x = 471,871,654.88
  5. Step 5: Solve for x
    x = 471,871,654.88/27,310.26
  6. Step 6: Final answer
    x = 17,278.18

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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.