Home / 47,742.45-71,579.61-22,427.84

Finding the Fourth Proportional to 47,742.45, 71,579.61 and 22,427.84

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Solution

The fourth proportional to 47,742.45, 71,579.61 and 22,427.84 is: 33,625.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.45 : 71,579.61 = 22,427.84 : x
  2. Step 2: Convert to fraction form
    47,742.45/71,579.61 = 22,427.84/x
  3. Step 3: Cross multiply
    47,742.45x = 71,579.61 × 22,427.84
  4. Step 4: Simplify right side
    47,742.45x = 1,605,375,682.44
  5. Step 5: Solve for x
    x = 1,605,375,682.44/47,742.45
  6. Step 6: Final answer
    x = 33,625.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.