Home / 33,135.60-45,722.97-22,403.82

Finding the Fourth Proportional to 33,135.60, 45,722.97 and 22,403.82

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Solution

The fourth proportional to 33,135.60, 45,722.97 and 22,403.82 is: 30,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.60 : 45,722.97 = 22,403.82 : x
  2. Step 2: Convert to fraction form
    33,135.60/45,722.97 = 22,403.82/x
  3. Step 3: Cross multiply
    33,135.60x = 45,722.97 × 22,403.82
  4. Step 4: Simplify right side
    33,135.60x = 1,024,369,189.75
  5. Step 5: Solve for x
    x = 1,024,369,189.75/33,135.60
  6. Step 6: Final answer
    x = 30,914.46

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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.