Home / 43,433.28-65,150.61-17,137.80

Finding the Fourth Proportional to 43,433.28, 65,150.61 and 17,137.80

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Solution

The fourth proportional to 43,433.28, 65,150.61 and 17,137.80 is: 25,706.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,433.28 : 65,150.61 = 17,137.80 : x
  2. Step 2: Convert to fraction form
    43,433.28/65,150.61 = 17,137.80/x
  3. Step 3: Cross multiply
    43,433.28x = 65,150.61 × 17,137.80
  4. Step 4: Simplify right side
    43,433.28x = 1,116,538,124.06
  5. Step 5: Solve for x
    x = 1,116,538,124.06/43,433.28
  6. Step 6: Final answer
    x = 25,706.97

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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.