Home / 47,983.82-71,975.70-16,819.08

Finding the Fourth Proportional to 47,983.82, 71,975.70 and 16,819.08

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Solution

The fourth proportional to 47,983.82, 71,975.70 and 16,819.08 is: 25,228.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,983.82 : 71,975.70 = 16,819.08 : x
  2. Step 2: Convert to fraction form
    47,983.82/71,975.70 = 16,819.08/x
  3. Step 3: Cross multiply
    47,983.82x = 71,975.70 × 16,819.08
  4. Step 4: Simplify right side
    47,983.82x = 1,210,565,056.36
  5. Step 5: Solve for x
    x = 1,210,565,056.36/47,983.82
  6. Step 6: Final answer
    x = 25,228.61

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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.