Home / 32,108.62-48,142.43-15,435.48

Finding the Fourth Proportional to 32,108.62, 48,142.43 and 15,435.48

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Solution

The fourth proportional to 32,108.62, 48,142.43 and 15,435.48 is: 23,143.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,108.62 : 48,142.43 = 15,435.48 : x
  2. Step 2: Convert to fraction form
    32,108.62/48,142.43 = 15,435.48/x
  3. Step 3: Cross multiply
    32,108.62x = 48,142.43 × 15,435.48
  4. Step 4: Simplify right side
    32,108.62x = 743,101,515.42
  5. Step 5: Solve for x
    x = 743,101,515.42/32,108.62
  6. Step 6: Final answer
    x = 23,143.37

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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.