Home / 33,127.60-49,693.80-19,951.60

Finding the Fourth Proportional to 33,127.60, 49,693.80 and 19,951.60

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Solution

The fourth proportional to 33,127.60, 49,693.80 and 19,951.60 is: 29,928.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,127.60 : 49,693.80 = 19,951.60 : x
  2. Step 2: Convert to fraction form
    33,127.60/49,693.80 = 19,951.60/x
  3. Step 3: Cross multiply
    33,127.60x = 49,693.80 × 19,951.60
  4. Step 4: Simplify right side
    33,127.60x = 991,470,820.08
  5. Step 5: Solve for x
    x = 991,470,820.08/33,127.60
  6. Step 6: Final answer
    x = 29,928.85

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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.