Home / 17,329.80-23,908.71-11,364.78

Finding the Fourth Proportional to 17,329.80, 23,908.71 and 11,364.78

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Solution

The fourth proportional to 17,329.80, 23,908.71 and 11,364.78 is: 15,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,329.80 : 23,908.71 = 11,364.78 : x
  2. Step 2: Convert to fraction form
    17,329.80/23,908.71 = 11,364.78/x
  3. Step 3: Cross multiply
    17,329.80x = 23,908.71 × 11,364.78
  4. Step 4: Simplify right side
    17,329.80x = 271,717,229.23
  5. Step 5: Solve for x
    x = 271,717,229.23/17,329.80
  6. Step 6: Final answer
    x = 15,679.19

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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.