Home / 12,498.74-18,755.62-5,000.96

Finding the Fourth Proportional to 12,498.74, 18,755.62 and 5,000.96

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Solution

The fourth proportional to 12,498.74, 18,755.62 and 5,000.96 is: 7,504.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498.74 : 18,755.62 = 5,000.96 : x
  2. Step 2: Convert to fraction form
    12,498.74/18,755.62 = 5,000.96/x
  3. Step 3: Cross multiply
    12,498.74x = 18,755.62 × 5,000.96
  4. Step 4: Simplify right side
    12,498.74x = 93,796,105.40
  5. Step 5: Solve for x
    x = 93,796,105.40/12,498.74
  6. Step 6: Final answer
    x = 7,504.44

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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.