Home / 47,846.86-71,781.21-14,571.64

Finding the Fourth Proportional to 47,846.86, 71,781.21 and 14,571.64

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Solution

The fourth proportional to 47,846.86, 71,781.21 and 14,571.64 is: 21,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,846.86 : 71,781.21 = 14,571.64 : x
  2. Step 2: Convert to fraction form
    47,846.86/71,781.21 = 14,571.64/x
  3. Step 3: Cross multiply
    47,846.86x = 71,781.21 × 14,571.64
  4. Step 4: Simplify right side
    47,846.86x = 1,045,969,950.88
  5. Step 5: Solve for x
    x = 1,045,969,950.88/47,846.86
  6. Step 6: Final answer
    x = 21,860.79

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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.