Home / 27,117.26-40,660.31-14,451.42

Finding the Fourth Proportional to 27,117.26, 40,660.31 and 14,451.42

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Solution

The fourth proportional to 27,117.26, 40,660.31 and 14,451.42 is: 21,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,117.26 : 40,660.31 = 14,451.42 : x
  2. Step 2: Convert to fraction form
    27,117.26/40,660.31 = 14,451.42/x
  3. Step 3: Cross multiply
    27,117.26x = 40,660.31 × 14,451.42
  4. Step 4: Simplify right side
    27,117.26x = 587,599,354.92
  5. Step 5: Solve for x
    x = 587,599,354.92/27,117.26
  6. Step 6: Final answer
    x = 21,668.83

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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.