Home / 17,992.28-26,991.50-6,145.41

Finding the Fourth Proportional to 17,992.28, 26,991.50 and 6,145.41

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Solution

The fourth proportional to 17,992.28, 26,991.50 and 6,145.41 is: 9,219.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,992.28 : 26,991.50 = 6,145.41 : x
  2. Step 2: Convert to fraction form
    17,992.28/26,991.50 = 6,145.41/x
  3. Step 3: Cross multiply
    17,992.28x = 26,991.50 × 6,145.41
  4. Step 4: Simplify right side
    17,992.28x = 165,873,740.48
  5. Step 5: Solve for x
    x = 165,873,740.48/17,992.28
  6. Step 6: Final answer
    x = 9,219.16

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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.