Home / 48,864.41-73,288.90-18,874.22

Finding the Fourth Proportional to 48,864.41, 73,288.90 and 18,874.22

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Solution

The fourth proportional to 48,864.41, 73,288.90 and 18,874.22 is: 28,308.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,864.41 : 73,288.90 = 18,874.22 : x
  2. Step 2: Convert to fraction form
    48,864.41/73,288.90 = 18,874.22/x
  3. Step 3: Cross multiply
    48,864.41x = 73,288.90 × 18,874.22
  4. Step 4: Simplify right side
    48,864.41x = 1,383,270,479.31
  5. Step 5: Solve for x
    x = 1,383,270,479.31/48,864.41
  6. Step 6: Final answer
    x = 28,308.34

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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.