Home / 63,849.12-95,745.84-21,717.76

Finding the Fourth Proportional to 63,849.12, 95,745.84 and 21,717.76

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Solution

The fourth proportional to 63,849.12, 95,745.84 and 21,717.76 is: 32,567.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,849.12 : 95,745.84 = 21,717.76 : x
  2. Step 2: Convert to fraction form
    63,849.12/95,745.84 = 21,717.76/x
  3. Step 3: Cross multiply
    63,849.12x = 95,745.84 × 21,717.76
  4. Step 4: Simplify right side
    63,849.12x = 2,079,385,174.12
  5. Step 5: Solve for x
    x = 2,079,385,174.12/63,849.12
  6. Step 6: Final answer
    x = 32,567.17

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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.