Home / 40,516.44-55,910-25,408.46

Finding the Fourth Proportional to 40,516.44, 55,910 and 25,408.46

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Solution

The fourth proportional to 40,516.44, 55,910 and 25,408.46 is: 35,061.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.44 : 55,910 = 25,408.46 : x
  2. Step 2: Convert to fraction form
    40,516.44/55,910 = 25,408.46/x
  3. Step 3: Cross multiply
    40,516.44x = 55,910 × 25,408.46
  4. Step 4: Simplify right side
    40,516.44x = 1,420,586,998.60
  5. Step 5: Solve for x
    x = 1,420,586,998.60/40,516.44
  6. Step 6: Final answer
    x = 35,061.99

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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.