Home / 19,660.32-29,489.67-8,566.97

Finding the Fourth Proportional to 19,660.32, 29,489.67 and 8,566.97

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Solution

The fourth proportional to 19,660.32, 29,489.67 and 8,566.97 is: 12,850.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,660.32 : 29,489.67 = 8,566.97 : x
  2. Step 2: Convert to fraction form
    19,660.32/29,489.67 = 8,566.97/x
  3. Step 3: Cross multiply
    19,660.32x = 29,489.67 × 8,566.97
  4. Step 4: Simplify right side
    19,660.32x = 252,636,970.75
  5. Step 5: Solve for x
    x = 252,636,970.75/19,660.32
  6. Step 6: Final answer
    x = 12,850.09

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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.