Home / 34,609.26-47,760.75-18,693.70

Finding the Fourth Proportional to 34,609.26, 47,760.75 and 18,693.70

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Solution

The fourth proportional to 34,609.26, 47,760.75 and 18,693.70 is: 25,797.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,609.26 : 47,760.75 = 18,693.70 : x
  2. Step 2: Convert to fraction form
    34,609.26/47,760.75 = 18,693.70/x
  3. Step 3: Cross multiply
    34,609.26x = 47,760.75 × 18,693.70
  4. Step 4: Simplify right side
    34,609.26x = 892,825,132.28
  5. Step 5: Solve for x
    x = 892,825,132.28/34,609.26
  6. Step 6: Final answer
    x = 25,797.29

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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.