Home / 13,301.20-19,945.70-4,532.54

Finding the Fourth Proportional to 13,301.20, 19,945.70 and 4,532.54

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Solution

The fourth proportional to 13,301.20, 19,945.70 and 4,532.54 is: 6,796.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.20 : 19,945.70 = 4,532.54 : x
  2. Step 2: Convert to fraction form
    13,301.20/19,945.70 = 4,532.54/x
  3. Step 3: Cross multiply
    13,301.20x = 19,945.70 × 4,532.54
  4. Step 4: Simplify right side
    13,301.20x = 90,404,683.08
  5. Step 5: Solve for x
    x = 90,404,683.08/13,301.20
  6. Step 6: Final answer
    x = 6,796.73

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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.