Home / 40,759.42-61,144.57-16,129.66

Finding the Fourth Proportional to 40,759.42, 61,144.57 and 16,129.66

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Solution

The fourth proportional to 40,759.42, 61,144.57 and 16,129.66 is: 24,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,759.42 : 61,144.57 = 16,129.66 : x
  2. Step 2: Convert to fraction form
    40,759.42/61,144.57 = 16,129.66/x
  3. Step 3: Cross multiply
    40,759.42x = 61,144.57 × 16,129.66
  4. Step 4: Simplify right side
    40,759.42x = 986,241,124.95
  5. Step 5: Solve for x
    x = 986,241,124.95/40,759.42
  6. Step 6: Final answer
    x = 24,196.64

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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.