Home / 40,145.82-55,370.31-24,213.66

Finding the Fourth Proportional to 40,145.82, 55,370.31 and 24,213.66

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Solution

The fourth proportional to 40,145.82, 55,370.31 and 24,213.66 is: 33,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,145.82 : 55,370.31 = 24,213.66 : x
  2. Step 2: Convert to fraction form
    40,145.82/55,370.31 = 24,213.66/x
  3. Step 3: Cross multiply
    40,145.82x = 55,370.31 × 24,213.66
  4. Step 4: Simplify right side
    40,145.82x = 1,340,717,860.43
  5. Step 5: Solve for x
    x = 1,340,717,860.43/40,145.82
  6. Step 6: Final answer
    x = 33,396.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.