Home / 48,382.44-72,578.24-18,802.56

Finding the Fourth Proportional to 48,382.44, 72,578.24 and 18,802.56

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Solution

The fourth proportional to 48,382.44, 72,578.24 and 18,802.56 is: 28,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382.44 : 72,578.24 = 18,802.56 : x
  2. Step 2: Convert to fraction form
    48,382.44/72,578.24 = 18,802.56/x
  3. Step 3: Cross multiply
    48,382.44x = 72,578.24 × 18,802.56
  4. Step 4: Simplify right side
    48,382.44x = 1,364,656,712.29
  5. Step 5: Solve for x
    x = 1,364,656,712.29/48,382.44
  6. Step 6: Final answer
    x = 28,205.62

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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.