Home / 43,948.20-65,917.07-11,488.26

Finding the Fourth Proportional to 43,948.20, 65,917.07 and 11,488.26

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Solution

The fourth proportional to 43,948.20, 65,917.07 and 11,488.26 is: 17,231.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,948.20 : 65,917.07 = 11,488.26 : x
  2. Step 2: Convert to fraction form
    43,948.20/65,917.07 = 11,488.26/x
  3. Step 3: Cross multiply
    43,948.20x = 65,917.07 × 11,488.26
  4. Step 4: Simplify right side
    43,948.20x = 757,272,438.60
  5. Step 5: Solve for x
    x = 757,272,438.60/43,948.20
  6. Step 6: Final answer
    x = 17,231.02

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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.