Home / 48,933.10-73,402.44-13,870

Finding the Fourth Proportional to 48,933.10, 73,402.44 and 13,870

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Solution

The fourth proportional to 48,933.10, 73,402.44 and 13,870 is: 20,805.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,933.10 : 73,402.44 = 13,870 : x
  2. Step 2: Convert to fraction form
    48,933.10/73,402.44 = 13,870/x
  3. Step 3: Cross multiply
    48,933.10x = 73,402.44 × 13,870
  4. Step 4: Simplify right side
    48,933.10x = 1,018,091,842.80
  5. Step 5: Solve for x
    x = 1,018,091,842.80/48,933.10
  6. Step 6: Final answer
    x = 20,805.79

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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.