Home / 19,585.82-29,381.97-9,725.42

Finding the Fourth Proportional to 19,585.82, 29,381.97 and 9,725.42

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Solution

The fourth proportional to 19,585.82, 29,381.97 and 9,725.42 is: 14,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.82 : 29,381.97 = 9,725.42 : x
  2. Step 2: Convert to fraction form
    19,585.82/29,381.97 = 9,725.42/x
  3. Step 3: Cross multiply
    19,585.82x = 29,381.97 × 9,725.42
  4. Step 4: Simplify right side
    19,585.82x = 285,751,998.68
  5. Step 5: Solve for x
    x = 285,751,998.68/19,585.82
  6. Step 6: Final answer
    x = 14,589.74

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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.