Home / 34,505.20-47,614.25-19,396.72

Finding the Fourth Proportional to 34,505.20, 47,614.25 and 19,396.72

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Solution

The fourth proportional to 34,505.20, 47,614.25 and 19,396.72 is: 26,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,505.20 : 47,614.25 = 19,396.72 : x
  2. Step 2: Convert to fraction form
    34,505.20/47,614.25 = 19,396.72/x
  3. Step 3: Cross multiply
    34,505.20x = 47,614.25 × 19,396.72
  4. Step 4: Simplify right side
    34,505.20x = 923,560,275.26
  5. Step 5: Solve for x
    x = 923,560,275.26/34,505.20
  6. Step 6: Final answer
    x = 26,765.83

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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.