Home / 48,474.93-66,873.54-28,322.75

Finding the Fourth Proportional to 48,474.93, 66,873.54 and 28,322.75

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Solution

The fourth proportional to 48,474.93, 66,873.54 and 28,322.75 is: 39,072.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,474.93 : 66,873.54 = 28,322.75 : x
  2. Step 2: Convert to fraction form
    48,474.93/66,873.54 = 28,322.75/x
  3. Step 3: Cross multiply
    48,474.93x = 66,873.54 × 28,322.75
  4. Step 4: Simplify right side
    48,474.93x = 1,894,042,079.05
  5. Step 5: Solve for x
    x = 1,894,042,079.05/48,474.93
  6. Step 6: Final answer
    x = 39,072.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.