Home / 40,396.83-60,426.46-28,388.14

Finding the Fourth Proportional to 40,396.83, 60,426.46 and 28,388.14

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Solution

The fourth proportional to 40,396.83, 60,426.46 and 28,388.14 is: 42,463.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,396.83 : 60,426.46 = 28,388.14 : x
  2. Step 2: Convert to fraction form
    40,396.83/60,426.46 = 28,388.14/x
  3. Step 3: Cross multiply
    40,396.83x = 60,426.46 × 28,388.14
  4. Step 4: Simplify right side
    40,396.83x = 1,715,394,530.92
  5. Step 5: Solve for x
    x = 1,715,394,530.92/40,396.83
  6. Step 6: Final answer
    x = 42,463.60

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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.