Home / 65,383.19-98,074.78-18,634.85

Finding the Fourth Proportional to 65,383.19, 98,074.78 and 18,634.85

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Solution

The fourth proportional to 65,383.19, 98,074.78 and 18,634.85 is: 27,952.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,383.19 : 98,074.78 = 18,634.85 : x
  2. Step 2: Convert to fraction form
    65,383.19/98,074.78 = 18,634.85/x
  3. Step 3: Cross multiply
    65,383.19x = 98,074.78 × 18,634.85
  4. Step 4: Simplify right side
    65,383.19x = 1,827,608,277.12
  5. Step 5: Solve for x
    x = 1,827,608,277.12/65,383.19
  6. Step 6: Final answer
    x = 27,952.27

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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.