Home / 36,359.36-50,171.64-20,442.92

Finding the Fourth Proportional to 36,359.36, 50,171.64 and 20,442.92

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Solution

The fourth proportional to 36,359.36, 50,171.64 and 20,442.92 is: 28,208.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.36 : 50,171.64 = 20,442.92 : x
  2. Step 2: Convert to fraction form
    36,359.36/50,171.64 = 20,442.92/x
  3. Step 3: Cross multiply
    36,359.36x = 50,171.64 × 20,442.92
  4. Step 4: Simplify right side
    36,359.36x = 1,025,654,822.79
  5. Step 5: Solve for x
    x = 1,025,654,822.79/36,359.36
  6. Step 6: Final answer
    x = 28,208.82

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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.