Home / 36,639.22-50,560.77-19,871.86

Finding the Fourth Proportional to 36,639.22, 50,560.77 and 19,871.86

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Solution

The fourth proportional to 36,639.22, 50,560.77 and 19,871.86 is: 27,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,639.22 : 50,560.77 = 19,871.86 : x
  2. Step 2: Convert to fraction form
    36,639.22/50,560.77 = 19,871.86/x
  3. Step 3: Cross multiply
    36,639.22x = 50,560.77 × 19,871.86
  4. Step 4: Simplify right side
    36,639.22x = 1,004,736,542.93
  5. Step 5: Solve for x
    x = 1,004,736,542.93/36,639.22
  6. Step 6: Final answer
    x = 27,422.43

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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.