Home / 17,990.28-26,984.37-6,896.52

Finding the Fourth Proportional to 17,990.28, 26,984.37 and 6,896.52

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Solution

The fourth proportional to 17,990.28, 26,984.37 and 6,896.52 is: 10,344.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,990.28 : 26,984.37 = 6,896.52 : x
  2. Step 2: Convert to fraction form
    17,990.28/26,984.37 = 6,896.52/x
  3. Step 3: Cross multiply
    17,990.28x = 26,984.37 × 6,896.52
  4. Step 4: Simplify right side
    17,990.28x = 186,098,247.39
  5. Step 5: Solve for x
    x = 186,098,247.39/17,990.28
  6. Step 6: Final answer
    x = 10,344.38

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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.