Home / 19,967.71-29,940.32-6,633.56

Finding the Fourth Proportional to 19,967.71, 29,940.32 and 6,633.56

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Solution

The fourth proportional to 19,967.71, 29,940.32 and 6,633.56 is: 9,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.71 : 29,940.32 = 6,633.56 : x
  2. Step 2: Convert to fraction form
    19,967.71/29,940.32 = 6,633.56/x
  3. Step 3: Cross multiply
    19,967.71x = 29,940.32 × 6,633.56
  4. Step 4: Simplify right side
    19,967.71x = 198,610,975.70
  5. Step 5: Solve for x
    x = 198,610,975.70/19,967.71
  6. Step 6: Final answer
    x = 9,946.61

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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.