Home / 33,024.40-49,540.20-31,987.60

Finding the Fourth Proportional to 33,024.40, 49,540.20 and 31,987.60

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Solution

The fourth proportional to 33,024.40, 49,540.20 and 31,987.60 is: 47,984.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,024.40 : 49,540.20 = 31,987.60 : x
  2. Step 2: Convert to fraction form
    33,024.40/49,540.20 = 31,987.60/x
  3. Step 3: Cross multiply
    33,024.40x = 49,540.20 × 31,987.60
  4. Step 4: Simplify right side
    33,024.40x = 1,584,672,101.52
  5. Step 5: Solve for x
    x = 1,584,672,101.52/33,024.40
  6. Step 6: Final answer
    x = 47,984.89

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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.