Home / 26,238.69-39,358.04-10,645.38

Finding the Fourth Proportional to 26,238.69, 39,358.04 and 10,645.38

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Solution

The fourth proportional to 26,238.69, 39,358.04 and 10,645.38 is: 15,968.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,238.69 : 39,358.04 = 10,645.38 : x
  2. Step 2: Convert to fraction form
    26,238.69/39,358.04 = 10,645.38/x
  3. Step 3: Cross multiply
    26,238.69x = 39,358.04 × 10,645.38
  4. Step 4: Simplify right side
    26,238.69x = 418,981,238.63
  5. Step 5: Solve for x
    x = 418,981,238.63/26,238.69
  6. Step 6: Final answer
    x = 15,968.07

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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.