Home / 37,728.52-52,063.14-21,811.84

Finding the Fourth Proportional to 37,728.52, 52,063.14 and 21,811.84

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Solution

The fourth proportional to 37,728.52, 52,063.14 and 21,811.84 is: 30,099.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,728.52 : 52,063.14 = 21,811.84 : x
  2. Step 2: Convert to fraction form
    37,728.52/52,063.14 = 21,811.84/x
  3. Step 3: Cross multiply
    37,728.52x = 52,063.14 × 21,811.84
  4. Step 4: Simplify right side
    37,728.52x = 1,135,592,879.58
  5. Step 5: Solve for x
    x = 1,135,592,879.58/37,728.52
  6. Step 6: Final answer
    x = 30,099.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.