Home / 43,433.75-65,151.27-17,138.25

Finding the Fourth Proportional to 43,433.75, 65,151.27 and 17,138.25

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Solution

The fourth proportional to 43,433.75, 65,151.27 and 17,138.25 is: 25,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,433.75 : 65,151.27 = 17,138.25 : x
  2. Step 2: Convert to fraction form
    43,433.75/65,151.27 = 17,138.25/x
  3. Step 3: Cross multiply
    43,433.75x = 65,151.27 × 17,138.25
  4. Step 4: Simplify right side
    43,433.75x = 1,116,578,753.08
  5. Step 5: Solve for x
    x = 1,116,578,753.08/43,433.75
  6. Step 6: Final answer
    x = 25,707.63

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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.