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Finding the Fourth Proportional to 15,230.51, 22,850.38 and 7,231.41

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Solution

The fourth proportional to 15,230.51, 22,850.38 and 7,231.41 is: 10,849.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,230.51 : 22,850.38 = 7,231.41 : x
  2. Step 2: Convert to fraction form
    15,230.51/22,850.38 = 7,231.41/x
  3. Step 3: Cross multiply
    15,230.51x = 22,850.38 × 7,231.41
  4. Step 4: Simplify right side
    15,230.51x = 165,240,466.44
  5. Step 5: Solve for x
    x = 165,240,466.44/15,230.51
  6. Step 6: Final answer
    x = 10,849.31

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1.5x scale

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.