Home / 43,965.28-65,801.04-26,138.08

Finding the Fourth Proportional to 43,965.28, 65,801.04 and 26,138.08

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Solution

The fourth proportional to 43,965.28, 65,801.04 and 26,138.08 is: 39,119.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,965.28 : 65,801.04 = 26,138.08 : x
  2. Step 2: Convert to fraction form
    43,965.28/65,801.04 = 26,138.08/x
  3. Step 3: Cross multiply
    43,965.28x = 65,801.04 × 26,138.08
  4. Step 4: Simplify right side
    43,965.28x = 1,719,912,847.60
  5. Step 5: Solve for x
    x = 1,719,912,847.60/43,965.28
  6. Step 6: Final answer
    x = 39,119.80

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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.