Home / 26,196.38-39,301.82-8,678.51

Finding the Fourth Proportional to 26,196.38, 39,301.82 and 8,678.51

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Solution

The fourth proportional to 26,196.38, 39,301.82 and 8,678.51 is: 13,020.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,196.38 : 39,301.82 = 8,678.51 : x
  2. Step 2: Convert to fraction form
    26,196.38/39,301.82 = 8,678.51/x
  3. Step 3: Cross multiply
    26,196.38x = 39,301.82 × 8,678.51
  4. Step 4: Simplify right side
    26,196.38x = 341,081,194.50
  5. Step 5: Solve for x
    x = 341,081,194.50/26,196.38
  6. Step 6: Final answer
    x = 13,020.17

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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.