Home / 20,046.43-30,069.32-6,898.92

Finding the Fourth Proportional to 20,046.43, 30,069.32 and 6,898.92

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Solution

The fourth proportional to 20,046.43, 30,069.32 and 6,898.92 is: 10,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.43 : 30,069.32 = 6,898.92 : x
  2. Step 2: Convert to fraction form
    20,046.43/30,069.32 = 6,898.92/x
  3. Step 3: Cross multiply
    20,046.43x = 30,069.32 × 6,898.92
  4. Step 4: Simplify right side
    20,046.43x = 207,445,833.13
  5. Step 5: Solve for x
    x = 207,445,833.13/20,046.43
  6. Step 6: Final answer
    x = 10,348.27

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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.