Home / 47,754.90-65,881.34-29,837.70

Finding the Fourth Proportional to 47,754.90, 65,881.34 and 29,837.70

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Solution

The fourth proportional to 47,754.90, 65,881.34 and 29,837.70 is: 41,163.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,754.90 : 65,881.34 = 29,837.70 : x
  2. Step 2: Convert to fraction form
    47,754.90/65,881.34 = 29,837.70/x
  3. Step 3: Cross multiply
    47,754.90x = 65,881.34 × 29,837.70
  4. Step 4: Simplify right side
    47,754.90x = 1,965,747,658.52
  5. Step 5: Solve for x
    x = 1,965,747,658.52/47,754.90
  6. Step 6: Final answer
    x = 41,163.27

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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.