Home / 40,008.75-60,016.22-11,926.66

Finding the Fourth Proportional to 40,008.75, 60,016.22 and 11,926.66

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Solution

The fourth proportional to 40,008.75, 60,016.22 and 11,926.66 is: 17,890.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,008.75 : 60,016.22 = 11,926.66 : x
  2. Step 2: Convert to fraction form
    40,008.75/60,016.22 = 11,926.66/x
  3. Step 3: Cross multiply
    40,008.75x = 60,016.22 × 11,926.66
  4. Step 4: Simplify right side
    40,008.75x = 715,793,050.43
  5. Step 5: Solve for x
    x = 715,793,050.43/40,008.75
  6. Step 6: Final answer
    x = 17,890.91

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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.