Home / 47,676.33-71,511.32-19,589.11

Finding the Fourth Proportional to 47,676.33, 71,511.32 and 19,589.11

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Solution

The fourth proportional to 47,676.33, 71,511.32 and 19,589.11 is: 29,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,676.33 : 71,511.32 = 19,589.11 : x
  2. Step 2: Convert to fraction form
    47,676.33/71,511.32 = 19,589.11/x
  3. Step 3: Cross multiply
    47,676.33x = 71,511.32 × 19,589.11
  4. Step 4: Simplify right side
    47,676.33x = 1,400,842,983.92
  5. Step 5: Solve for x
    x = 1,400,842,983.92/47,676.33
  6. Step 6: Final answer
    x = 29,382.36

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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.