Home / 63,795.11-95,645.75-21,663.86

Finding the Fourth Proportional to 63,795.11, 95,645.75 and 21,663.86

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Solution

The fourth proportional to 63,795.11, 95,645.75 and 21,663.86 is: 32,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,795.11 : 95,645.75 = 21,663.86 : x
  2. Step 2: Convert to fraction form
    63,795.11/95,645.75 = 21,663.86/x
  3. Step 3: Cross multiply
    63,795.11x = 95,645.75 × 21,663.86
  4. Step 4: Simplify right side
    63,795.11x = 2,072,055,551.05
  5. Step 5: Solve for x
    x = 2,072,055,551.05/63,795.11
  6. Step 6: Final answer
    x = 32,479.85

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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.