Home / 12,498.75-18,757.40-5,924.95

Finding the Fourth Proportional to 12,498.75, 18,757.40 and 5,924.95

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Solution

The fourth proportional to 12,498.75, 18,757.40 and 5,924.95 is: 8,891.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498.75 : 18,757.40 = 5,924.95 : x
  2. Step 2: Convert to fraction form
    12,498.75/18,757.40 = 5,924.95/x
  3. Step 3: Cross multiply
    12,498.75x = 18,757.40 × 5,924.95
  4. Step 4: Simplify right side
    12,498.75x = 111,136,657.13
  5. Step 5: Solve for x
    x = 111,136,657.13/12,498.75
  6. Step 6: Final answer
    x = 8,891.82

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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.