Home / 33,135.20-49,702.86-9,761.36

Finding the Fourth Proportional to 33,135.20, 49,702.86 and 9,761.36

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Solution

The fourth proportional to 33,135.20, 49,702.86 and 9,761.36 is: 14,642.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.20 : 49,702.86 = 9,761.36 : x
  2. Step 2: Convert to fraction form
    33,135.20/49,702.86 = 9,761.36/x
  3. Step 3: Cross multiply
    33,135.20x = 49,702.86 × 9,761.36
  4. Step 4: Simplify right side
    33,135.20x = 485,167,509.49
  5. Step 5: Solve for x
    x = 485,167,509.49/33,135.20
  6. Step 6: Final answer
    x = 14,642.06

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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.