Home / 19,941.62-29,919.42-13,304.68

Finding the Fourth Proportional to 19,941.62, 29,919.42 and 13,304.68

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Solution

The fourth proportional to 19,941.62, 29,919.42 and 13,304.68 is: 19,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.62 : 29,919.42 = 13,304.68 : x
  2. Step 2: Convert to fraction form
    19,941.62/29,919.42 = 13,304.68/x
  3. Step 3: Cross multiply
    19,941.62x = 29,919.42 × 13,304.68
  4. Step 4: Simplify right side
    19,941.62x = 398,068,234.09
  5. Step 5: Solve for x
    x = 398,068,234.09/19,941.62
  6. Step 6: Final answer
    x = 19,961.68

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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.