Home / 17,377.30-23,974.20-11,412.28

Finding the Fourth Proportional to 17,377.30, 23,974.20 and 11,412.28

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Solution

The fourth proportional to 17,377.30, 23,974.20 and 11,412.28 is: 15,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,377.30 : 23,974.20 = 11,412.28 : x
  2. Step 2: Convert to fraction form
    17,377.30/23,974.20 = 11,412.28/x
  3. Step 3: Cross multiply
    17,377.30x = 23,974.20 × 11,412.28
  4. Step 4: Simplify right side
    17,377.30x = 273,600,283.18
  5. Step 5: Solve for x
    x = 273,600,283.18/17,377.30
  6. Step 6: Final answer
    x = 15,744.69

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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.