Home / 19,964.28-29,939.94-6,633.70

Finding the Fourth Proportional to 19,964.28, 29,939.94 and 6,633.70

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Solution

The fourth proportional to 19,964.28, 29,939.94 and 6,633.70 is: 9,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.28 : 29,939.94 = 6,633.70 : x
  2. Step 2: Convert to fraction form
    19,964.28/29,939.94 = 6,633.70/x
  3. Step 3: Cross multiply
    19,964.28x = 29,939.94 × 6,633.70
  4. Step 4: Simplify right side
    19,964.28x = 198,612,586.14
  5. Step 5: Solve for x
    x = 198,612,586.14/19,964.28
  6. Step 6: Final answer
    x = 9,948.40

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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.