Home / 40,408.88-60,614.31-13,754.82

Finding the Fourth Proportional to 40,408.88, 60,614.31 and 13,754.82

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Solution

The fourth proportional to 40,408.88, 60,614.31 and 13,754.82 is: 20,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,408.88 : 60,614.31 = 13,754.82 : x
  2. Step 2: Convert to fraction form
    40,408.88/60,614.31 = 13,754.82/x
  3. Step 3: Cross multiply
    40,408.88x = 60,614.31 × 13,754.82
  4. Step 4: Simplify right side
    40,408.88x = 833,738,923.47
  5. Step 5: Solve for x
    x = 833,738,923.47/40,408.88
  6. Step 6: Final answer
    x = 20,632.57

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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.