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Finding the Fourth Proportional to 34,932.44, 48,238.79 and 22,189.73

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Solution

The fourth proportional to 34,932.44, 48,238.79 and 22,189.73 is: 30,642.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,932.44 : 48,238.79 = 22,189.73 : x
  2. Step 2: Convert to fraction form
    34,932.44/48,238.79 = 22,189.73/x
  3. Step 3: Cross multiply
    34,932.44x = 48,238.79 × 22,189.73
  4. Step 4: Simplify right side
    34,932.44x = 1,070,405,588.75
  5. Step 5: Solve for x
    x = 1,070,405,588.75/34,932.44
  6. Step 6: Final answer
    x = 30,642.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.