Home / 12,554.44-17,318.53-9,565.09

Finding the Fourth Proportional to 12,554.44, 17,318.53 and 9,565.09

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Solution

The fourth proportional to 12,554.44, 17,318.53 and 9,565.09 is: 13,194.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.44 : 17,318.53 = 9,565.09 : x
  2. Step 2: Convert to fraction form
    12,554.44/17,318.53 = 9,565.09/x
  3. Step 3: Cross multiply
    12,554.44x = 17,318.53 × 9,565.09
  4. Step 4: Simplify right side
    12,554.44x = 165,653,293.68
  5. Step 5: Solve for x
    x = 165,653,293.68/12,554.44
  6. Step 6: Final answer
    x = 13,194.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.