Home / 36,884.58-50,905.02-20,971.41

Finding the Fourth Proportional to 36,884.58, 50,905.02 and 20,971.41

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Solution

The fourth proportional to 36,884.58, 50,905.02 and 20,971.41 is: 28,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,884.58 : 50,905.02 = 20,971.41 : x
  2. Step 2: Convert to fraction form
    36,884.58/50,905.02 = 20,971.41/x
  3. Step 3: Cross multiply
    36,884.58x = 50,905.02 × 20,971.41
  4. Step 4: Simplify right side
    36,884.58x = 1,067,550,045.48
  5. Step 5: Solve for x
    x = 1,067,550,045.48/36,884.58
  6. Step 6: Final answer
    x = 28,942.99

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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.