Home / 34,598.97-47,769.66-20,456.37

Finding the Fourth Proportional to 34,598.97, 47,769.66 and 20,456.37

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Solution

The fourth proportional to 34,598.97, 47,769.66 and 20,456.37 is: 28,243.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,598.97 : 47,769.66 = 20,456.37 : x
  2. Step 2: Convert to fraction form
    34,598.97/47,769.66 = 20,456.37/x
  3. Step 3: Cross multiply
    34,598.97x = 47,769.66 × 20,456.37
  4. Step 4: Simplify right side
    34,598.97x = 977,193,839.73
  5. Step 5: Solve for x
    x = 977,193,839.73/34,598.97
  6. Step 6: Final answer
    x = 28,243.44

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1.5x scale

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.