Home / 45,349.92-67,999.92-16,872.48

Finding the Fourth Proportional to 45,349.92, 67,999.92 and 16,872.48

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Solution

The fourth proportional to 45,349.92, 67,999.92 and 16,872.48 is: 25,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,349.92 : 67,999.92 = 16,872.48 : x
  2. Step 2: Convert to fraction form
    45,349.92/67,999.92 = 16,872.48/x
  3. Step 3: Cross multiply
    45,349.92x = 67,999.92 × 16,872.48
  4. Step 4: Simplify right side
    45,349.92x = 1,147,327,290.20
  5. Step 5: Solve for x
    x = 1,147,327,290.20/45,349.92
  6. Step 6: Final answer
    x = 25,299.43

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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.