Home / 47,811.62-71,716.61-16,646.06

Finding the Fourth Proportional to 47,811.62, 71,716.61 and 16,646.06

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Solution

The fourth proportional to 47,811.62, 71,716.61 and 16,646.06 is: 24,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,811.62 : 71,716.61 = 16,646.06 : x
  2. Step 2: Convert to fraction form
    47,811.62/71,716.61 = 16,646.06/x
  3. Step 3: Cross multiply
    47,811.62x = 71,716.61 × 16,646.06
  4. Step 4: Simplify right side
    47,811.62x = 1,193,799,213.96
  5. Step 5: Solve for x
    x = 1,193,799,213.96/47,811.62
  6. Step 6: Final answer
    x = 24,968.81

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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.