Home / 15,308.62-22,962.91-4,215.38

Finding the Fourth Proportional to 15,308.62, 22,962.91 and 4,215.38

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Solution

The fourth proportional to 15,308.62, 22,962.91 and 4,215.38 is: 6,323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.62 : 22,962.91 = 4,215.38 : x
  2. Step 2: Convert to fraction form
    15,308.62/22,962.91 = 4,215.38/x
  3. Step 3: Cross multiply
    15,308.62x = 22,962.91 × 4,215.38
  4. Step 4: Simplify right side
    15,308.62x = 96,797,391.56
  5. Step 5: Solve for x
    x = 96,797,391.56/15,308.62
  6. Step 6: Final answer
    x = 6,323.06

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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.