Home / 50,602.32-75,906.72-21,022.56

Finding the Fourth Proportional to 50,602.32, 75,906.72 and 21,022.56

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Solution

The fourth proportional to 50,602.32, 75,906.72 and 21,022.56 is: 31,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,602.32 : 75,906.72 = 21,022.56 : x
  2. Step 2: Convert to fraction form
    50,602.32/75,906.72 = 21,022.56/x
  3. Step 3: Cross multiply
    50,602.32x = 75,906.72 × 21,022.56
  4. Step 4: Simplify right side
    50,602.32x = 1,595,753,575.60
  5. Step 5: Solve for x
    x = 1,595,753,575.60/50,602.32
  6. Step 6: Final answer
    x = 31,535.19

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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.