Home / 13,292.29-19,937.92-3,297.06

Finding the Fourth Proportional to 13,292.29, 19,937.92 and 3,297.06

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Solution

The fourth proportional to 13,292.29, 19,937.92 and 3,297.06 is: 4,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.29 : 19,937.92 = 3,297.06 : x
  2. Step 2: Convert to fraction form
    13,292.29/19,937.92 = 3,297.06/x
  3. Step 3: Cross multiply
    13,292.29x = 19,937.92 × 3,297.06
  4. Step 4: Simplify right side
    13,292.29x = 65,736,568.36
  5. Step 5: Solve for x
    x = 65,736,568.36/13,292.29
  6. Step 6: Final answer
    x = 4,945.47

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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.