Home / 15,147.82-22,721.77-4,054.49

Finding the Fourth Proportional to 15,147.82, 22,721.77 and 4,054.49

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Solution

The fourth proportional to 15,147.82, 22,721.77 and 4,054.49 is: 6,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,147.82 : 22,721.77 = 4,054.49 : x
  2. Step 2: Convert to fraction form
    15,147.82/22,721.77 = 4,054.49/x
  3. Step 3: Cross multiply
    15,147.82x = 22,721.77 × 4,054.49
  4. Step 4: Simplify right side
    15,147.82x = 92,125,189.25
  5. Step 5: Solve for x
    x = 92,125,189.25/15,147.82
  6. Step 6: Final answer
    x = 6,081.75

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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.