Home / 33,100.40-49,618.20-13,352.60

Finding the Fourth Proportional to 33,100.40, 49,618.20 and 13,352.60

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Solution

The fourth proportional to 33,100.40, 49,618.20 and 13,352.60 is: 20,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,100.40 : 49,618.20 = 13,352.60 : x
  2. Step 2: Convert to fraction form
    33,100.40/49,618.20 = 13,352.60/x
  3. Step 3: Cross multiply
    33,100.40x = 49,618.20 × 13,352.60
  4. Step 4: Simplify right side
    33,100.40x = 662,531,977.32
  5. Step 5: Solve for x
    x = 662,531,977.32/33,100.40
  6. Step 6: Final answer
    x = 20,015.83

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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.