Home / 33,033.60-49,550.40-19,911.60

Finding the Fourth Proportional to 33,033.60, 49,550.40 and 19,911.60

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Solution

The fourth proportional to 33,033.60, 49,550.40 and 19,911.60 is: 29,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,033.60 : 49,550.40 = 19,911.60 : x
  2. Step 2: Convert to fraction form
    33,033.60/49,550.40 = 19,911.60/x
  3. Step 3: Cross multiply
    33,033.60x = 49,550.40 × 19,911.60
  4. Step 4: Simplify right side
    33,033.60x = 986,627,744.64
  5. Step 5: Solve for x
    x = 986,627,744.64/33,033.60
  6. Step 6: Final answer
    x = 29,867.40

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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.