Home / 47,661.96-71,512.56-16,519.08

Finding the Fourth Proportional to 47,661.96, 71,512.56 and 16,519.08

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Solution

The fourth proportional to 47,661.96, 71,512.56 and 16,519.08 is: 24,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,661.96 : 71,512.56 = 16,519.08 : x
  2. Step 2: Convert to fraction form
    47,661.96/71,512.56 = 16,519.08/x
  3. Step 3: Cross multiply
    47,661.96x = 71,512.56 × 16,519.08
  4. Step 4: Simplify right side
    47,661.96x = 1,181,321,699.64
  5. Step 5: Solve for x
    x = 1,181,321,699.64/47,661.96
  6. Step 6: Final answer
    x = 24,785.42

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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.