Home / 26,516.91-39,742.25-11,716.59

Finding the Fourth Proportional to 26,516.91, 39,742.25 and 11,716.59

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Solution

The fourth proportional to 26,516.91, 39,742.25 and 11,716.59 is: 17,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,516.91 : 39,742.25 = 11,716.59 : x
  2. Step 2: Convert to fraction form
    26,516.91/39,742.25 = 11,716.59/x
  3. Step 3: Cross multiply
    26,516.91x = 39,742.25 × 11,716.59
  4. Step 4: Simplify right side
    26,516.91x = 465,643,590.34
  5. Step 5: Solve for x
    x = 465,643,590.34/26,516.91
  6. Step 6: Final answer
    x = 17,560.25

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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.