Home / 63,977.28-95,899.20-21,843.36

Finding the Fourth Proportional to 63,977.28, 95,899.20 and 21,843.36

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Solution

The fourth proportional to 63,977.28, 95,899.20 and 21,843.36 is: 32,742.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,977.28 : 95,899.20 = 21,843.36 : x
  2. Step 2: Convert to fraction form
    63,977.28/95,899.20 = 21,843.36/x
  3. Step 3: Cross multiply
    63,977.28x = 95,899.20 × 21,843.36
  4. Step 4: Simplify right side
    63,977.28x = 2,094,760,749.31
  5. Step 5: Solve for x
    x = 2,094,760,749.31/63,977.28
  6. Step 6: Final answer
    x = 32,742.26

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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.