Home / 17,617.20-26,421.12-5,928

Finding the Fourth Proportional to 17,617.20, 26,421.12 and 5,928

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Solution

The fourth proportional to 17,617.20, 26,421.12 and 5,928 is: 8,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,617.20 : 26,421.12 = 5,928 : x
  2. Step 2: Convert to fraction form
    17,617.20/26,421.12 = 5,928/x
  3. Step 3: Cross multiply
    17,617.20x = 26,421.12 × 5,928
  4. Step 4: Simplify right side
    17,617.20x = 156,624,399.36
  5. Step 5: Solve for x
    x = 156,624,399.36/17,617.20
  6. Step 6: Final answer
    x = 8,890.43

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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.