Home / 33,035.23-45,626.49-21,755.17

Finding the Fourth Proportional to 33,035.23, 45,626.49 and 21,755.17

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Solution

The fourth proportional to 33,035.23, 45,626.49 and 21,755.17 is: 30,047.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,035.23 : 45,626.49 = 21,755.17 : x
  2. Step 2: Convert to fraction form
    33,035.23/45,626.49 = 21,755.17/x
  3. Step 3: Cross multiply
    33,035.23x = 45,626.49 × 21,755.17
  4. Step 4: Simplify right side
    33,035.23x = 992,612,046.45
  5. Step 5: Solve for x
    x = 992,612,046.45/33,035.23
  6. Step 6: Final answer
    x = 30,047.08

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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.