Home / 47,756.90-65,884.10-29,839.70

Finding the Fourth Proportional to 47,756.90, 65,884.10 and 29,839.70

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Solution

The fourth proportional to 47,756.90, 65,884.10 and 29,839.70 is: 41,166.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,756.90 : 65,884.10 = 29,839.70 : x
  2. Step 2: Convert to fraction form
    47,756.90/65,884.10 = 29,839.70/x
  3. Step 3: Cross multiply
    47,756.90x = 65,884.10 × 29,839.70
  4. Step 4: Simplify right side
    47,756.90x = 1,965,961,778.77
  5. Step 5: Solve for x
    x = 1,965,961,778.77/47,756.90
  6. Step 6: Final answer
    x = 41,166.03

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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.