Home / 45,035.92-67,517.41-18,760.33

Finding the Fourth Proportional to 45,035.92, 67,517.41 and 18,760.33

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Solution

The fourth proportional to 45,035.92, 67,517.41 and 18,760.33 is: 28,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,035.92 : 67,517.41 = 18,760.33 : x
  2. Step 2: Convert to fraction form
    45,035.92/67,517.41 = 18,760.33/x
  3. Step 3: Cross multiply
    45,035.92x = 67,517.41 × 18,760.33
  4. Step 4: Simplify right side
    45,035.92x = 1,266,648,892.35
  5. Step 5: Solve for x
    x = 1,266,648,892.35/45,035.92
  6. Step 6: Final answer
    x = 28,125.30

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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.