Home / 40,395.67-60,621.19-14,100.42

Finding the Fourth Proportional to 40,395.67, 60,621.19 and 14,100.42

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Solution

The fourth proportional to 40,395.67, 60,621.19 and 14,100.42 is: 21,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,395.67 : 60,621.19 = 14,100.42 : x
  2. Step 2: Convert to fraction form
    40,395.67/60,621.19 = 14,100.42/x
  3. Step 3: Cross multiply
    40,395.67x = 60,621.19 × 14,100.42
  4. Step 4: Simplify right side
    40,395.67x = 854,784,239.90
  5. Step 5: Solve for x
    x = 854,784,239.90/40,395.67
  6. Step 6: Final answer
    x = 21,160.29

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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.