Home / 33,090.40-49,635.60-25,217.20

Finding the Fourth Proportional to 33,090.40, 49,635.60 and 25,217.20

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Solution

The fourth proportional to 33,090.40, 49,635.60 and 25,217.20 is: 37,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,090.40 : 49,635.60 = 25,217.20 : x
  2. Step 2: Convert to fraction form
    33,090.40/49,635.60 = 25,217.20/x
  3. Step 3: Cross multiply
    33,090.40x = 49,635.60 × 25,217.20
  4. Step 4: Simplify right side
    33,090.40x = 1,251,670,852.32
  5. Step 5: Solve for x
    x = 1,251,670,852.32/33,090.40
  6. Step 6: Final answer
    x = 37,825.80

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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.