Home / 47,357.12-71,021.48-39,016.44

Finding the Fourth Proportional to 47,357.12, 71,021.48 and 39,016.44

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Solution

The fourth proportional to 47,357.12, 71,021.48 and 39,016.44 is: 58,512.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,357.12 : 71,021.48 = 39,016.44 : x
  2. Step 2: Convert to fraction form
    47,357.12/71,021.48 = 39,016.44/x
  3. Step 3: Cross multiply
    47,357.12x = 71,021.48 × 39,016.44
  4. Step 4: Simplify right side
    47,357.12x = 2,771,005,313.13
  5. Step 5: Solve for x
    x = 2,771,005,313.13/47,357.12
  6. Step 6: Final answer
    x = 58,512.96

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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.