Home / 33,114.22-45,686.03-18,771.95

Finding the Fourth Proportional to 33,114.22, 45,686.03 and 18,771.95

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Solution

The fourth proportional to 33,114.22, 45,686.03 and 18,771.95 is: 25,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.22 : 45,686.03 = 18,771.95 : x
  2. Step 2: Convert to fraction form
    33,114.22/45,686.03 = 18,771.95/x
  3. Step 3: Cross multiply
    33,114.22x = 45,686.03 × 18,771.95
  4. Step 4: Simplify right side
    33,114.22x = 857,615,891.21
  5. Step 5: Solve for x
    x = 857,615,891.21/33,114.22
  6. Step 6: Final answer
    x = 25,898.72

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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.