Home / 47,844.68-71,771.81-18,287.37

Finding the Fourth Proportional to 47,844.68, 71,771.81 and 18,287.37

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Solution

The fourth proportional to 47,844.68, 71,771.81 and 18,287.37 is: 27,432.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,844.68 : 71,771.81 = 18,287.37 : x
  2. Step 2: Convert to fraction form
    47,844.68/71,771.81 = 18,287.37/x
  3. Step 3: Cross multiply
    47,844.68x = 71,771.81 × 18,287.37
  4. Step 4: Simplify right side
    47,844.68x = 1,312,517,553.60
  5. Step 5: Solve for x
    x = 1,312,517,553.60/47,844.68
  6. Step 6: Final answer
    x = 27,432.89

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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.