Home / 47,810.44-71,666.25-18,220.33

Finding the Fourth Proportional to 47,810.44, 71,666.25 and 18,220.33

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Solution

The fourth proportional to 47,810.44, 71,666.25 and 18,220.33 is: 27,311.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,810.44 : 71,666.25 = 18,220.33 : x
  2. Step 2: Convert to fraction form
    47,810.44/71,666.25 = 18,220.33/x
  3. Step 3: Cross multiply
    47,810.44x = 71,666.25 × 18,220.33
  4. Step 4: Simplify right side
    47,810.44x = 1,305,782,724.86
  5. Step 5: Solve for x
    x = 1,305,782,724.86/47,810.44
  6. Step 6: Final answer
    x = 27,311.67

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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.