Home / 33,265.42-45,905.13-19,829.75

Finding the Fourth Proportional to 33,265.42, 45,905.13 and 19,829.75

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Solution

The fourth proportional to 33,265.42, 45,905.13 and 19,829.75 is: 27,364.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,265.42 : 45,905.13 = 19,829.75 : x
  2. Step 2: Convert to fraction form
    33,265.42/45,905.13 = 19,829.75/x
  3. Step 3: Cross multiply
    33,265.42x = 45,905.13 × 19,829.75
  4. Step 4: Simplify right side
    33,265.42x = 910,287,251.62
  5. Step 5: Solve for x
    x = 910,287,251.62/33,265.42
  6. Step 6: Final answer
    x = 27,364.37

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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.