Home / 36,358.38-50,173.65-20,442.81

Finding the Fourth Proportional to 36,358.38, 50,173.65 and 20,442.81

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Solution

The fourth proportional to 36,358.38, 50,173.65 and 20,442.81 is: 28,210.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,358.38 : 50,173.65 = 20,442.81 : x
  2. Step 2: Convert to fraction form
    36,358.38/50,173.65 = 20,442.81/x
  3. Step 3: Cross multiply
    36,358.38x = 50,173.65 × 20,442.81
  4. Step 4: Simplify right side
    36,358.38x = 1,025,690,393.96
  5. Step 5: Solve for x
    x = 1,025,690,393.96/36,358.38
  6. Step 6: Final answer
    x = 28,210.56

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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.