Home / 40,012.35-60,012.23-25,175.85

Finding the Fourth Proportional to 40,012.35, 60,012.23 and 25,175.85

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Solution

The fourth proportional to 40,012.35, 60,012.23 and 25,175.85 is: 37,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,012.35 : 60,012.23 = 25,175.85 : x
  2. Step 2: Convert to fraction form
    40,012.35/60,012.23 = 25,175.85/x
  3. Step 3: Cross multiply
    40,012.35x = 60,012.23 × 25,175.85
  4. Step 4: Simplify right side
    40,012.35x = 1,510,858,774.77
  5. Step 5: Solve for x
    x = 1,510,858,774.77/40,012.35
  6. Step 6: Final answer
    x = 37,759.81

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1.5x scale

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.