Home / 13,744.66-20,627.92-4,982.08

Finding the Fourth Proportional to 13,744.66, 20,627.92 and 4,982.08

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Solution

The fourth proportional to 13,744.66, 20,627.92 and 4,982.08 is: 7,477.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744.66 : 20,627.92 = 4,982.08 : x
  2. Step 2: Convert to fraction form
    13,744.66/20,627.92 = 4,982.08/x
  3. Step 3: Cross multiply
    13,744.66x = 20,627.92 × 4,982.08
  4. Step 4: Simplify right side
    13,744.66x = 102,769,947.67
  5. Step 5: Solve for x
    x = 102,769,947.67/13,744.66
  6. Step 6: Final answer
    x = 7,477.08

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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.