Home / 15,147.62-22,721.09-4,054.30

Finding the Fourth Proportional to 15,147.62, 22,721.09 and 4,054.30

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Solution

The fourth proportional to 15,147.62, 22,721.09 and 4,054.30 is: 6,081.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.62 : 22,721.09 = 4,054.30 : x
  2. Step 2: Convert to fraction form
    15,147.62/22,721.09 = 4,054.30/x
  3. Step 3: Cross multiply
    15,147.62x = 22,721.09 × 4,054.30
  4. Step 4: Simplify right side
    15,147.62x = 92,118,188.72
  5. Step 5: Solve for x
    x = 92,118,188.72/15,147.62
  6. Step 6: Final answer
    x = 6,081.37

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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.