Home / 33,285.60-49,928.40-30,005.10

Finding the Fourth Proportional to 33,285.60, 49,928.40 and 30,005.10

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Solution

The fourth proportional to 33,285.60, 49,928.40 and 30,005.10 is: 45,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.60 : 49,928.40 = 30,005.10 : x
  2. Step 2: Convert to fraction form
    33,285.60/49,928.40 = 30,005.10/x
  3. Step 3: Cross multiply
    33,285.60x = 49,928.40 × 30,005.10
  4. Step 4: Simplify right side
    33,285.60x = 1,498,106,634.84
  5. Step 5: Solve for x
    x = 1,498,106,634.84/33,285.60
  6. Step 6: Final answer
    x = 45,007.65

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Similar ratio
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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.