Home / 17,278.29-25,883.03-13,315.73

Finding the Fourth Proportional to 17,278.29, 25,883.03 and 13,315.73

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Solution

The fourth proportional to 17,278.29, 25,883.03 and 13,315.73 is: 19,947.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.29 : 25,883.03 = 13,315.73 : x
  2. Step 2: Convert to fraction form
    17,278.29/25,883.03 = 13,315.73/x
  3. Step 3: Cross multiply
    17,278.29x = 25,883.03 × 13,315.73
  4. Step 4: Simplify right side
    17,278.29x = 344,651,243.07
  5. Step 5: Solve for x
    x = 344,651,243.07/17,278.29
  6. Step 6: Final answer
    x = 19,947.07

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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.