Home / 36,389.16-50,216.79-20,473.68

Finding the Fourth Proportional to 36,389.16, 50,216.79 and 20,473.68

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Solution

The fourth proportional to 36,389.16, 50,216.79 and 20,473.68 is: 28,253.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,389.16 : 50,216.79 = 20,473.68 : x
  2. Step 2: Convert to fraction form
    36,389.16/50,216.79 = 20,473.68/x
  3. Step 3: Cross multiply
    36,389.16x = 50,216.79 × 20,473.68
  4. Step 4: Simplify right side
    36,389.16x = 1,028,122,489.09
  5. Step 5: Solve for x
    x = 1,028,122,489.09/36,389.16
  6. Step 6: Final answer
    x = 28,253.54

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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.