Home / 37,861.60-52,249.36-20,866.46

Finding the Fourth Proportional to 37,861.60, 52,249.36 and 20,866.46

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Solution

The fourth proportional to 37,861.60, 52,249.36 and 20,866.46 is: 28,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861.60 : 52,249.36 = 20,866.46 : x
  2. Step 2: Convert to fraction form
    37,861.60/52,249.36 = 20,866.46/x
  3. Step 3: Cross multiply
    37,861.60x = 52,249.36 × 20,866.46
  4. Step 4: Simplify right side
    37,861.60x = 1,090,259,076.13
  5. Step 5: Solve for x
    x = 1,090,259,076.13/37,861.60
  6. Step 6: Final answer
    x = 28,795.91

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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.