Home / 47,620.85-71,441.27-18,038.03

Finding the Fourth Proportional to 47,620.85, 71,441.27 and 18,038.03

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Solution

The fourth proportional to 47,620.85, 71,441.27 and 18,038.03 is: 27,060.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,620.85 : 71,441.27 = 18,038.03 : x
  2. Step 2: Convert to fraction form
    47,620.85/71,441.27 = 18,038.03/x
  3. Step 3: Cross multiply
    47,620.85x = 71,441.27 × 18,038.03
  4. Step 4: Simplify right side
    47,620.85x = 1,288,659,771.50
  5. Step 5: Solve for x
    x = 1,288,659,771.50/47,620.85
  6. Step 6: Final answer
    x = 27,060.83

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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.