Home / 54,556.32-81,833.85-15,111.96

Finding the Fourth Proportional to 54,556.32, 81,833.85 and 15,111.96

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Solution

The fourth proportional to 54,556.32, 81,833.85 and 15,111.96 is: 22,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,556.32 : 81,833.85 = 15,111.96 : x
  2. Step 2: Convert to fraction form
    54,556.32/81,833.85 = 15,111.96/x
  3. Step 3: Cross multiply
    54,556.32x = 81,833.85 × 15,111.96
  4. Step 4: Simplify right side
    54,556.32x = 1,236,669,867.85
  5. Step 5: Solve for x
    x = 1,236,669,867.85/54,556.32
  6. Step 6: Final answer
    x = 22,667.77

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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.