Home / 47,855.70-66,040.20-26,634.96

Finding the Fourth Proportional to 47,855.70, 66,040.20 and 26,634.96

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Solution

The fourth proportional to 47,855.70, 66,040.20 and 26,634.96 is: 36,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,855.70 : 66,040.20 = 26,634.96 : x
  2. Step 2: Convert to fraction form
    47,855.70/66,040.20 = 26,634.96/x
  3. Step 3: Cross multiply
    47,855.70x = 66,040.20 × 26,634.96
  4. Step 4: Simplify right side
    47,855.70x = 1,758,978,085.39
  5. Step 5: Solve for x
    x = 1,758,978,085.39/47,855.70
  6. Step 6: Final answer
    x = 36,755.87

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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.