Home / 52,960.25-79,440.30-13,517.36

Finding the Fourth Proportional to 52,960.25, 79,440.30 and 13,517.36

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Solution

The fourth proportional to 52,960.25, 79,440.30 and 13,517.36 is: 20,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,960.25 : 79,440.30 = 13,517.36 : x
  2. Step 2: Convert to fraction form
    52,960.25/79,440.30 = 13,517.36/x
  3. Step 3: Cross multiply
    52,960.25x = 79,440.30 × 13,517.36
  4. Step 4: Simplify right side
    52,960.25x = 1,073,822,736.41
  5. Step 5: Solve for x
    x = 1,073,822,736.41/52,960.25
  6. Step 6: Final answer
    x = 20,276.02

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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.