Home / 36,381.69-50,202.72-20,465.87

Finding the Fourth Proportional to 36,381.69, 50,202.72 and 20,465.87

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Solution

The fourth proportional to 36,381.69, 50,202.72 and 20,465.87 is: 28,240.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.69 : 50,202.72 = 20,465.87 : x
  2. Step 2: Convert to fraction form
    36,381.69/50,202.72 = 20,465.87/x
  3. Step 3: Cross multiply
    36,381.69x = 50,202.72 × 20,465.87
  4. Step 4: Simplify right side
    36,381.69x = 1,027,442,090.15
  5. Step 5: Solve for x
    x = 1,027,442,090.15/36,381.69
  6. Step 6: Final answer
    x = 28,240.64

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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.