Home / 33,261.60-49,892.40-21,451.80

Finding the Fourth Proportional to 33,261.60, 49,892.40 and 21,451.80

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Solution

The fourth proportional to 33,261.60, 49,892.40 and 21,451.80 is: 32,177.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,261.60 : 49,892.40 = 21,451.80 : x
  2. Step 2: Convert to fraction form
    33,261.60/49,892.40 = 21,451.80/x
  3. Step 3: Cross multiply
    33,261.60x = 49,892.40 × 21,451.80
  4. Step 4: Simplify right side
    33,261.60x = 1,070,281,786.32
  5. Step 5: Solve for x
    x = 1,070,281,786.32/33,261.60
  6. Step 6: Final answer
    x = 32,177.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.