Home / 36,298.62-50,090.31-20,383.74

Finding the Fourth Proportional to 36,298.62, 50,090.31 and 20,383.74

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Solution

The fourth proportional to 36,298.62, 50,090.31 and 20,383.74 is: 28,128.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.62 : 50,090.31 = 20,383.74 : x
  2. Step 2: Convert to fraction form
    36,298.62/50,090.31 = 20,383.74/x
  3. Step 3: Cross multiply
    36,298.62x = 50,090.31 × 20,383.74
  4. Step 4: Simplify right side
    36,298.62x = 1,021,027,855.56
  5. Step 5: Solve for x
    x = 1,021,027,855.56/36,298.62
  6. Step 6: Final answer
    x = 28,128.56

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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.