Home / 48,672.36-73,012.68-13,612.04

Finding the Fourth Proportional to 48,672.36, 73,012.68 and 13,612.04

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Solution

The fourth proportional to 48,672.36, 73,012.68 and 13,612.04 is: 20,419.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,672.36 : 73,012.68 = 13,612.04 : x
  2. Step 2: Convert to fraction form
    48,672.36/73,012.68 = 13,612.04/x
  3. Step 3: Cross multiply
    48,672.36x = 73,012.68 × 13,612.04
  4. Step 4: Simplify right side
    48,672.36x = 993,851,520.67
  5. Step 5: Solve for x
    x = 993,851,520.67/48,672.36
  6. Step 6: Final answer
    x = 20,419.22

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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.