Home / 63,782.28-95,676.68-21,667.32

Finding the Fourth Proportional to 63,782.28, 95,676.68 and 21,667.32

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Solution

The fourth proportional to 63,782.28, 95,676.68 and 21,667.32 is: 32,502.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,782.28 : 95,676.68 = 21,667.32 : x
  2. Step 2: Convert to fraction form
    63,782.28/95,676.68 = 21,667.32/x
  3. Step 3: Cross multiply
    63,782.28x = 95,676.68 × 21,667.32
  4. Step 4: Simplify right side
    63,782.28x = 2,073,057,242.10
  5. Step 5: Solve for x
    x = 2,073,057,242.10/63,782.28
  6. Step 6: Final answer
    x = 32,502.09

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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.