Home / 33,603.18-50,406.60-8,643.44

Finding the Fourth Proportional to 33,603.18, 50,406.60 and 8,643.44

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Solution

The fourth proportional to 33,603.18, 50,406.60 and 8,643.44 is: 12,965.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,603.18 : 50,406.60 = 8,643.44 : x
  2. Step 2: Convert to fraction form
    33,603.18/50,406.60 = 8,643.44/x
  3. Step 3: Cross multiply
    33,603.18x = 50,406.60 × 8,643.44
  4. Step 4: Simplify right side
    33,603.18x = 435,686,359.70
  5. Step 5: Solve for x
    x = 435,686,359.70/33,603.18
  6. Step 6: Final answer
    x = 12,965.63

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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.