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Finding the Fourth Proportional to 33,167.66, 45,769.46 and 18,263.66

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Solution

The fourth proportional to 33,167.66, 45,769.46 and 18,263.66 is: 25,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,167.66 : 45,769.46 = 18,263.66 : x
  2. Step 2: Convert to fraction form
    33,167.66/45,769.46 = 18,263.66/x
  3. Step 3: Cross multiply
    33,167.66x = 45,769.46 × 18,263.66
  4. Step 4: Simplify right side
    33,167.66x = 835,917,855.82
  5. Step 5: Solve for x
    x = 835,917,855.82/33,167.66
  6. Step 6: Final answer
    x = 25,202.80

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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.