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Finding the Fourth Proportional to 33,165.70, 45,773.04 and 19,015.84

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Solution

The fourth proportional to 33,165.70, 45,773.04 and 19,015.84 is: 26,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.70 : 45,773.04 = 19,015.84 : x
  2. Step 2: Convert to fraction form
    33,165.70/45,773.04 = 19,015.84/x
  3. Step 3: Cross multiply
    33,165.70x = 45,773.04 × 19,015.84
  4. Step 4: Simplify right side
    33,165.70x = 870,412,804.95
  5. Step 5: Solve for x
    x = 870,412,804.95/33,165.70
  6. Step 6: Final answer
    x = 26,244.37

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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.