Home / 53,184.20-79,790.13-19,906.88

Finding the Fourth Proportional to 53,184.20, 79,790.13 and 19,906.88

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Solution

The fourth proportional to 53,184.20, 79,790.13 and 19,906.88 is: 29,865.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.20 : 79,790.13 = 19,906.88 : x
  2. Step 2: Convert to fraction form
    53,184.20/79,790.13 = 19,906.88/x
  3. Step 3: Cross multiply
    53,184.20x = 79,790.13 × 19,906.88
  4. Step 4: Simplify right side
    53,184.20x = 1,588,372,144.14
  5. Step 5: Solve for x
    x = 1,588,372,144.14/53,184.20
  6. Step 6: Final answer
    x = 29,865.49

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