Home / 33,267.60-45,905.40-19,839.60

Finding the Fourth Proportional to 33,267.60, 45,905.40 and 19,839.60

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Solution

The fourth proportional to 33,267.60, 45,905.40 and 19,839.60 is: 27,376.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,267.60 : 45,905.40 = 19,839.60 : x
  2. Step 2: Convert to fraction form
    33,267.60/45,905.40 = 19,839.60/x
  3. Step 3: Cross multiply
    33,267.60x = 45,905.40 × 19,839.60
  4. Step 4: Simplify right side
    33,267.60x = 910,744,773.84
  5. Step 5: Solve for x
    x = 910,744,773.84/33,267.60
  6. Step 6: Final answer
    x = 27,376.33

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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.