Home / 17,017.28-25,491.36-8,792

Finding the Fourth Proportional to 17,017.28, 25,491.36 and 8,792

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Solution

The fourth proportional to 17,017.28, 25,491.36 and 8,792 is: 13,170.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.28 : 25,491.36 = 8,792 : x
  2. Step 2: Convert to fraction form
    17,017.28/25,491.36 = 8,792/x
  3. Step 3: Cross multiply
    17,017.28x = 25,491.36 × 8,792
  4. Step 4: Simplify right side
    17,017.28x = 224,120,037.12
  5. Step 5: Solve for x
    x = 224,120,037.12/17,017.28
  6. Step 6: Final answer
    x = 13,170.14

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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.