Home / 34,659.66-51,989.47-13,609.62

Finding the Fourth Proportional to 34,659.66, 51,989.47 and 13,609.62

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Solution

The fourth proportional to 34,659.66, 51,989.47 and 13,609.62 is: 20,414.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,659.66 : 51,989.47 = 13,609.62 : x
  2. Step 2: Convert to fraction form
    34,659.66/51,989.47 = 13,609.62/x
  3. Step 3: Cross multiply
    34,659.66x = 51,989.47 × 13,609.62
  4. Step 4: Simplify right side
    34,659.66x = 707,556,930.70
  5. Step 5: Solve for x
    x = 707,556,930.70/34,659.66
  6. Step 6: Final answer
    x = 20,414.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.