Home / 40,238.89-55,527.06-22,333.90

Finding the Fourth Proportional to 40,238.89, 55,527.06 and 22,333.90

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Solution

The fourth proportional to 40,238.89, 55,527.06 and 22,333.90 is: 30,819.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238.89 : 55,527.06 = 22,333.90 : x
  2. Step 2: Convert to fraction form
    40,238.89/55,527.06 = 22,333.90/x
  3. Step 3: Cross multiply
    40,238.89x = 55,527.06 × 22,333.90
  4. Step 4: Simplify right side
    40,238.89x = 1,240,135,805.33
  5. Step 5: Solve for x
    x = 1,240,135,805.33/40,238.89
  6. Step 6: Final answer
    x = 30,819.33

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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.