Home / 34,195.88-47,177.64-20,043.56

Finding the Fourth Proportional to 34,195.88, 47,177.64 and 20,043.56

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Solution

The fourth proportional to 34,195.88, 47,177.64 and 20,043.56 is: 27,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.88 : 47,177.64 = 20,043.56 : x
  2. Step 2: Convert to fraction form
    34,195.88/47,177.64 = 20,043.56/x
  3. Step 3: Cross multiply
    34,195.88x = 47,177.64 × 20,043.56
  4. Step 4: Simplify right side
    34,195.88x = 945,607,858.00
  5. Step 5: Solve for x
    x = 945,607,858.00/34,195.88
  6. Step 6: Final answer
    x = 27,652.68

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1.5x scale

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.