Home / 47,187.68-70,679.42-22,190.28

Finding the Fourth Proportional to 47,187.68, 70,679.42 and 22,190.28

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Solution

The fourth proportional to 47,187.68, 70,679.42 and 22,190.28 is: 33,237.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,187.68 : 70,679.42 = 22,190.28 : x
  2. Step 2: Convert to fraction form
    47,187.68/70,679.42 = 22,190.28/x
  3. Step 3: Cross multiply
    47,187.68x = 70,679.42 × 22,190.28
  4. Step 4: Simplify right side
    47,187.68x = 1,568,396,120.04
  5. Step 5: Solve for x
    x = 1,568,396,120.04/47,187.68
  6. Step 6: Final answer
    x = 33,237.41

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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.