Home / 47,843.40-71,765.10-16,671.36

Finding the Fourth Proportional to 47,843.40, 71,765.10 and 16,671.36

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Solution

The fourth proportional to 47,843.40, 71,765.10 and 16,671.36 is: 25,007.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,843.40 : 71,765.10 = 16,671.36 : x
  2. Step 2: Convert to fraction form
    47,843.40/71,765.10 = 16,671.36/x
  3. Step 3: Cross multiply
    47,843.40x = 71,765.10 × 16,671.36
  4. Step 4: Simplify right side
    47,843.40x = 1,196,421,817.54
  5. Step 5: Solve for x
    x = 1,196,421,817.54/47,843.40
  6. Step 6: Final answer
    x = 25,007.04

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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.