Home / 47,725.40-71,556.50-22,769.30

Finding the Fourth Proportional to 47,725.40, 71,556.50 and 22,769.30

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Solution

The fourth proportional to 47,725.40, 71,556.50 and 22,769.30 is: 34,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,725.40 : 71,556.50 = 22,769.30 : x
  2. Step 2: Convert to fraction form
    47,725.40/71,556.50 = 22,769.30/x
  3. Step 3: Cross multiply
    47,725.40x = 71,556.50 × 22,769.30
  4. Step 4: Simplify right side
    47,725.40x = 1,629,290,943.82
  5. Step 5: Solve for x
    x = 1,629,290,943.82/47,725.40
  6. Step 6: Final answer
    x = 34,138.87

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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.