Home / 48,959.28-73,409.13-20,863.62

Finding the Fourth Proportional to 48,959.28, 73,409.13 and 20,863.62

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Solution

The fourth proportional to 48,959.28, 73,409.13 and 20,863.62 is: 31,282.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,959.28 : 73,409.13 = 20,863.62 : x
  2. Step 2: Convert to fraction form
    48,959.28/73,409.13 = 20,863.62/x
  3. Step 3: Cross multiply
    48,959.28x = 73,409.13 × 20,863.62
  4. Step 4: Simplify right side
    48,959.28x = 1,531,580,192.85
  5. Step 5: Solve for x
    x = 1,531,580,192.85/48,959.28
  6. Step 6: Final answer
    x = 31,282.74

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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.