Home / 13,258.49-19,844.46-9,747.57

Finding the Fourth Proportional to 13,258.49, 19,844.46 and 9,747.57

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Solution

The fourth proportional to 13,258.49, 19,844.46 and 9,747.57 is: 14,589.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258.49 : 19,844.46 = 9,747.57 : x
  2. Step 2: Convert to fraction form
    13,258.49/19,844.46 = 9,747.57/x
  3. Step 3: Cross multiply
    13,258.49x = 19,844.46 × 9,747.57
  4. Step 4: Simplify right side
    13,258.49x = 193,435,163.74
  5. Step 5: Solve for x
    x = 193,435,163.74/13,258.49
  6. Step 6: Final answer
    x = 14,589.53

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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.