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Finding the Fourth Proportional to 48,873.65, 67,443.79 and 27,653.37

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Solution

The fourth proportional to 48,873.65, 67,443.79 and 27,653.37 is: 38,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,873.65 : 67,443.79 = 27,653.37 : x
  2. Step 2: Convert to fraction form
    48,873.65/67,443.79 = 27,653.37/x
  3. Step 3: Cross multiply
    48,873.65x = 67,443.79 × 27,653.37
  4. Step 4: Simplify right side
    48,873.65x = 1,865,047,808.87
  5. Step 5: Solve for x
    x = 1,865,047,808.87/48,873.65
  6. Step 6: Final answer
    x = 38,160.60

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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.