Home / 48,382.29-72,559.62-18,793.80

Finding the Fourth Proportional to 48,382.29, 72,559.62 and 18,793.80

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Solution

The fourth proportional to 48,382.29, 72,559.62 and 18,793.80 is: 28,185.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382.29 : 72,559.62 = 18,793.80 : x
  2. Step 2: Convert to fraction form
    48,382.29/72,559.62 = 18,793.80/x
  3. Step 3: Cross multiply
    48,382.29x = 72,559.62 × 18,793.80
  4. Step 4: Simplify right side
    48,382.29x = 1,363,670,986.36
  5. Step 5: Solve for x
    x = 1,363,670,986.36/48,382.29
  6. Step 6: Final answer
    x = 28,185.33

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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.