Home / 15,111.29-22,667.11-4,581.36

Finding the Fourth Proportional to 15,111.29, 22,667.11 and 4,581.36

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Solution

The fourth proportional to 15,111.29, 22,667.11 and 4,581.36 is: 6,872.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.29 : 22,667.11 = 4,581.36 : x
  2. Step 2: Convert to fraction form
    15,111.29/22,667.11 = 4,581.36/x
  3. Step 3: Cross multiply
    15,111.29x = 22,667.11 × 4,581.36
  4. Step 4: Simplify right side
    15,111.29x = 103,846,179.62
  5. Step 5: Solve for x
    x = 103,846,179.62/15,111.29
  6. Step 6: Final answer
    x = 6,872.09

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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.