Home / 33,140.58-45,719.13-22,381.96

Finding the Fourth Proportional to 33,140.58, 45,719.13 and 22,381.96

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Solution

The fourth proportional to 33,140.58, 45,719.13 and 22,381.96 is: 30,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.58 : 45,719.13 = 22,381.96 : x
  2. Step 2: Convert to fraction form
    33,140.58/45,719.13 = 22,381.96/x
  3. Step 3: Cross multiply
    33,140.58x = 45,719.13 × 22,381.96
  4. Step 4: Simplify right side
    33,140.58x = 1,023,283,738.89
  5. Step 5: Solve for x
    x = 1,023,283,738.89/33,140.58
  6. Step 6: Final answer
    x = 30,877.06

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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.