Home / 49,403.24-74,100.22-13,867.88

Finding the Fourth Proportional to 49,403.24, 74,100.22 and 13,867.88

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Solution

The fourth proportional to 49,403.24, 74,100.22 and 13,867.88 is: 20,800.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,403.24 : 74,100.22 = 13,867.88 : x
  2. Step 2: Convert to fraction form
    49,403.24/74,100.22 = 13,867.88/x
  3. Step 3: Cross multiply
    49,403.24x = 74,100.22 × 13,867.88
  4. Step 4: Simplify right side
    49,403.24x = 1,027,612,958.93
  5. Step 5: Solve for x
    x = 1,027,612,958.93/49,403.24
  6. Step 6: Final answer
    x = 20,800.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.