Home / 34,729.05-47,926.11-18,813.56

Finding the Fourth Proportional to 34,729.05, 47,926.11 and 18,813.56

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Solution

The fourth proportional to 34,729.05, 47,926.11 and 18,813.56 is: 25,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,729.05 : 47,926.11 = 18,813.56 : x
  2. Step 2: Convert to fraction form
    34,729.05/47,926.11 = 18,813.56/x
  3. Step 3: Cross multiply
    34,729.05x = 47,926.11 × 18,813.56
  4. Step 4: Simplify right side
    34,729.05x = 901,660,651.98
  5. Step 5: Solve for x
    x = 901,660,651.98/34,729.05
  6. Step 6: Final answer
    x = 25,962.73

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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.