Home / 38,976.08-58,410.32-17,863.61

Finding the Fourth Proportional to 38,976.08, 58,410.32 and 17,863.61

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Solution

The fourth proportional to 38,976.08, 58,410.32 and 17,863.61 is: 26,770.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976.08 : 58,410.32 = 17,863.61 : x
  2. Step 2: Convert to fraction form
    38,976.08/58,410.32 = 17,863.61/x
  3. Step 3: Cross multiply
    38,976.08x = 58,410.32 × 17,863.61
  4. Step 4: Simplify right side
    38,976.08x = 1,043,418,795.09
  5. Step 5: Solve for x
    x = 1,043,418,795.09/38,976.08
  6. Step 6: Final answer
    x = 26,770.75

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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.