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Finding the Fourth Proportional to 33,251.82, 45,888.42 and 19,824.18

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Solution

The fourth proportional to 33,251.82, 45,888.42 and 19,824.18 is: 27,357.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251.82 : 45,888.42 = 19,824.18 : x
  2. Step 2: Convert to fraction form
    33,251.82/45,888.42 = 19,824.18/x
  3. Step 3: Cross multiply
    33,251.82x = 45,888.42 × 19,824.18
  4. Step 4: Simplify right side
    33,251.82x = 909,700,298.00
  5. Step 5: Solve for x
    x = 909,700,298.00/33,251.82
  6. Step 6: Final answer
    x = 27,357.91

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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.