Home / 39,086.62-53,939.73-22,093.90

Finding the Fourth Proportional to 39,086.62, 53,939.73 and 22,093.90

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Solution

The fourth proportional to 39,086.62, 53,939.73 and 22,093.90 is: 30,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,086.62 : 53,939.73 = 22,093.90 : x
  2. Step 2: Convert to fraction form
    39,086.62/53,939.73 = 22,093.90/x
  3. Step 3: Cross multiply
    39,086.62x = 53,939.73 × 22,093.90
  4. Step 4: Simplify right side
    39,086.62x = 1,191,739,000.65
  5. Step 5: Solve for x
    x = 1,191,739,000.65/39,086.62
  6. Step 6: Final answer
    x = 30,489.69

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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.