Home / 33,201.06-45,839.43-21,269.76

Finding the Fourth Proportional to 33,201.06, 45,839.43 and 21,269.76

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Solution

The fourth proportional to 33,201.06, 45,839.43 and 21,269.76 is: 29,366.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,201.06 : 45,839.43 = 21,269.76 : x
  2. Step 2: Convert to fraction form
    33,201.06/45,839.43 = 21,269.76/x
  3. Step 3: Cross multiply
    33,201.06x = 45,839.43 × 21,269.76
  4. Step 4: Simplify right side
    33,201.06x = 974,993,674.64
  5. Step 5: Solve for x
    x = 974,993,674.64/33,201.06
  6. Step 6: Final answer
    x = 29,366.34

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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.