Home / 17,175.40-25,732.86-15,043.21

Finding the Fourth Proportional to 17,175.40, 25,732.86 and 15,043.21

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Solution

The fourth proportional to 17,175.40, 25,732.86 and 15,043.21 is: 22,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.40 : 25,732.86 = 15,043.21 : x
  2. Step 2: Convert to fraction form
    17,175.40/25,732.86 = 15,043.21/x
  3. Step 3: Cross multiply
    17,175.40x = 25,732.86 × 15,043.21
  4. Step 4: Simplify right side
    17,175.40x = 387,104,816.88
  5. Step 5: Solve for x
    x = 387,104,816.88/17,175.40
  6. Step 6: Final answer
    x = 22,538.33

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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.