Home / 12,496.18-18,744.35-3,731.17

Finding the Fourth Proportional to 12,496.18, 18,744.35 and 3,731.17

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Solution

The fourth proportional to 12,496.18, 18,744.35 and 3,731.17 is: 5,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.18 : 18,744.35 = 3,731.17 : x
  2. Step 2: Convert to fraction form
    12,496.18/18,744.35 = 3,731.17/x
  3. Step 3: Cross multiply
    12,496.18x = 18,744.35 × 3,731.17
  4. Step 4: Simplify right side
    12,496.18x = 69,938,356.39
  5. Step 5: Solve for x
    x = 69,938,356.39/12,496.18
  6. Step 6: Final answer
    x = 5,596.78

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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.