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Finding the Fourth Proportional to 33,230.54, 45,852.90 and 19,801.46

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Solution

The fourth proportional to 33,230.54, 45,852.90 and 19,801.46 is: 27,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230.54 : 45,852.90 = 19,801.46 : x
  2. Step 2: Convert to fraction form
    33,230.54/45,852.90 = 19,801.46/x
  3. Step 3: Cross multiply
    33,230.54x = 45,852.90 × 19,801.46
  4. Step 4: Simplify right side
    33,230.54x = 907,954,365.23
  5. Step 5: Solve for x
    x = 907,954,365.23/33,230.54
  6. Step 6: Final answer
    x = 27,322.89

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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.