Home / 43,972.26-65,931.66-17,286.30

Finding the Fourth Proportional to 43,972.26, 65,931.66 and 17,286.30

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Solution

The fourth proportional to 43,972.26, 65,931.66 and 17,286.30 is: 25,918.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,972.26 : 65,931.66 = 17,286.30 : x
  2. Step 2: Convert to fraction form
    43,972.26/65,931.66 = 17,286.30/x
  3. Step 3: Cross multiply
    43,972.26x = 65,931.66 × 17,286.30
  4. Step 4: Simplify right side
    43,972.26x = 1,139,714,454.26
  5. Step 5: Solve for x
    x = 1,139,714,454.26/43,972.26
  6. Step 6: Final answer
    x = 25,918.94

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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.