Home / 35,329.24-48,754.92-20,221.84

Finding the Fourth Proportional to 35,329.24, 48,754.92 and 20,221.84

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Solution

The fourth proportional to 35,329.24, 48,754.92 and 20,221.84 is: 27,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,329.24 : 48,754.92 = 20,221.84 : x
  2. Step 2: Convert to fraction form
    35,329.24/48,754.92 = 20,221.84/x
  3. Step 3: Cross multiply
    35,329.24x = 48,754.92 × 20,221.84
  4. Step 4: Simplify right side
    35,329.24x = 985,914,191.45
  5. Step 5: Solve for x
    x = 985,914,191.45/35,329.24
  6. Step 6: Final answer
    x = 27,906.46

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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.