Home / 15,584.82-23,363.36-5,721.81

Finding the Fourth Proportional to 15,584.82, 23,363.36 and 5,721.81

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Solution

The fourth proportional to 15,584.82, 23,363.36 and 5,721.81 is: 8,577.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,584.82 : 23,363.36 = 5,721.81 : x
  2. Step 2: Convert to fraction form
    15,584.82/23,363.36 = 5,721.81/x
  3. Step 3: Cross multiply
    15,584.82x = 23,363.36 × 5,721.81
  4. Step 4: Simplify right side
    15,584.82x = 133,680,678.27
  5. Step 5: Solve for x
    x = 133,680,678.27/15,584.82
  6. Step 6: Final answer
    x = 8,577.62

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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.