Home / 27,929.03-38,535.62-17,313.57

Finding the Fourth Proportional to 27,929.03, 38,535.62 and 17,313.57

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Solution

The fourth proportional to 27,929.03, 38,535.62 and 17,313.57 is: 23,888.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929.03 : 38,535.62 = 17,313.57 : x
  2. Step 2: Convert to fraction form
    27,929.03/38,535.62 = 17,313.57/x
  3. Step 3: Cross multiply
    27,929.03x = 38,535.62 × 17,313.57
  4. Step 4: Simplify right side
    27,929.03x = 667,189,067.80
  5. Step 5: Solve for x
    x = 667,189,067.80/27,929.03
  6. Step 6: Final answer
    x = 23,888.73

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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.