Home / 47,131.55-65,039.88-25,910.66

Finding the Fourth Proportional to 47,131.55, 65,039.88 and 25,910.66

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Solution

The fourth proportional to 47,131.55, 65,039.88 and 25,910.66 is: 35,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,131.55 : 65,039.88 = 25,910.66 : x
  2. Step 2: Convert to fraction form
    47,131.55/65,039.88 = 25,910.66/x
  3. Step 3: Cross multiply
    47,131.55x = 65,039.88 × 25,910.66
  4. Step 4: Simplify right side
    47,131.55x = 1,685,226,217.12
  5. Step 5: Solve for x
    x = 1,685,226,217.12/47,131.55
  6. Step 6: Final answer
    x = 35,755.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.