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Finding the Fourth Proportional to 33,275.00, 45,914.09 and 19,661.15

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Solution

The fourth proportional to 33,275.00, 45,914.09 and 19,661.15 is: 27,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.00 : 45,914.09 = 19,661.15 : x
  2. Step 2: Convert to fraction form
    33,275.00/45,914.09 = 19,661.15/x
  3. Step 3: Cross multiply
    33,275.00x = 45,914.09 × 19,661.15
  4. Step 4: Simplify right side
    33,275.00x = 902,723,661.03
  5. Step 5: Solve for x
    x = 902,723,661.03/33,275.00
  6. Step 6: Final answer
    x = 27,129.18

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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.