Home / 36,086.58-49,793.40-20,171.16

Finding the Fourth Proportional to 36,086.58, 49,793.40 and 20,171.16

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Solution

The fourth proportional to 36,086.58, 49,793.40 and 20,171.16 is: 27,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.58 : 49,793.40 = 20,171.16 : x
  2. Step 2: Convert to fraction form
    36,086.58/49,793.40 = 20,171.16/x
  3. Step 3: Cross multiply
    36,086.58x = 49,793.40 × 20,171.16
  4. Step 4: Simplify right side
    36,086.58x = 1,004,390,638.34
  5. Step 5: Solve for x
    x = 1,004,390,638.34/36,086.58
  6. Step 6: Final answer
    x = 27,832.80

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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.