Home / 47,604.20-71,391.91-14,315.43

Finding the Fourth Proportional to 47,604.20, 71,391.91 and 14,315.43

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Solution

The fourth proportional to 47,604.20, 71,391.91 and 14,315.43 is: 21,468.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,604.20 : 71,391.91 = 14,315.43 : x
  2. Step 2: Convert to fraction form
    47,604.20/71,391.91 = 14,315.43/x
  3. Step 3: Cross multiply
    47,604.20x = 71,391.91 × 14,315.43
  4. Step 4: Simplify right side
    47,604.20x = 1,022,005,675.90
  5. Step 5: Solve for x
    x = 1,022,005,675.90/47,604.20
  6. Step 6: Final answer
    x = 21,468.81

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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.