Home / 63,947.45-95,929.92-21,816.22

Finding the Fourth Proportional to 63,947.45, 95,929.92 and 21,816.22

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Solution

The fourth proportional to 63,947.45, 95,929.92 and 21,816.22 is: 32,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,947.45 : 95,929.92 = 21,816.22 : x
  2. Step 2: Convert to fraction form
    63,947.45/95,929.92 = 21,816.22/x
  3. Step 3: Cross multiply
    63,947.45x = 95,929.92 × 21,816.22
  4. Step 4: Simplify right side
    63,947.45x = 2,092,827,759.65
  5. Step 5: Solve for x
    x = 2,092,827,759.65/63,947.45
  6. Step 6: Final answer
    x = 32,727.31

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1.5x scale

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.