Home / 36,568.48-50,464-20,436.12

Finding the Fourth Proportional to 36,568.48, 50,464 and 20,436.12

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Solution

The fourth proportional to 36,568.48, 50,464 and 20,436.12 is: 28,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,568.48 : 50,464 = 20,436.12 : x
  2. Step 2: Convert to fraction form
    36,568.48/50,464 = 20,436.12/x
  3. Step 3: Cross multiply
    36,568.48x = 50,464 × 20,436.12
  4. Step 4: Simplify right side
    36,568.48x = 1,031,288,359.68
  5. Step 5: Solve for x
    x = 1,031,288,359.68/36,568.48
  6. Step 6: Final answer
    x = 28,201.56

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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.