Home / 40,472.80-60,716.50-18,296.62

Finding the Fourth Proportional to 40,472.80, 60,716.50 and 18,296.62

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Solution

The fourth proportional to 40,472.80, 60,716.50 and 18,296.62 is: 27,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,472.80 : 60,716.50 = 18,296.62 : x
  2. Step 2: Convert to fraction form
    40,472.80/60,716.50 = 18,296.62/x
  3. Step 3: Cross multiply
    40,472.80x = 60,716.50 × 18,296.62
  4. Step 4: Simplify right side
    40,472.80x = 1,110,906,728.23
  5. Step 5: Solve for x
    x = 1,110,906,728.23/40,472.80
  6. Step 6: Final answer
    x = 27,448.23

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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.