Home / 15,152.82-22,728.99-4,764.57

Finding the Fourth Proportional to 15,152.82, 22,728.99 and 4,764.57

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Solution

The fourth proportional to 15,152.82, 22,728.99 and 4,764.57 is: 7,146.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.82 : 22,728.99 = 4,764.57 : x
  2. Step 2: Convert to fraction form
    15,152.82/22,728.99 = 4,764.57/x
  3. Step 3: Cross multiply
    15,152.82x = 22,728.99 × 4,764.57
  4. Step 4: Simplify right side
    15,152.82x = 108,293,863.88
  5. Step 5: Solve for x
    x = 108,293,863.88/15,152.82
  6. Step 6: Final answer
    x = 7,146.78

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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.