Home / 65,676.11-98,529.82-21,302.96

Finding the Fourth Proportional to 65,676.11, 98,529.82 and 21,302.96

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Solution

The fourth proportional to 65,676.11, 98,529.82 and 21,302.96 is: 31,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,676.11 : 98,529.82 = 21,302.96 : x
  2. Step 2: Convert to fraction form
    65,676.11/98,529.82 = 21,302.96/x
  3. Step 3: Cross multiply
    65,676.11x = 98,529.82 × 21,302.96
  4. Step 4: Simplify right side
    65,676.11x = 2,098,976,268.36
  5. Step 5: Solve for x
    x = 2,098,976,268.36/65,676.11
  6. Step 6: Final answer
    x = 31,959.51

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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.