Home / 43,394.26-65,067.97-19,688.87

Finding the Fourth Proportional to 43,394.26, 65,067.97 and 19,688.87

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Solution

The fourth proportional to 43,394.26, 65,067.97 and 19,688.87 is: 29,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,394.26 : 65,067.97 = 19,688.87 : x
  2. Step 2: Convert to fraction form
    43,394.26/65,067.97 = 19,688.87/x
  3. Step 3: Cross multiply
    43,394.26x = 65,067.97 × 19,688.87
  4. Step 4: Simplify right side
    43,394.26x = 1,281,114,802.49
  5. Step 5: Solve for x
    x = 1,281,114,802.49/43,394.26
  6. Step 6: Final answer
    x = 29,522.68

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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.