Home / 12,517.13-17,255.84-8,533.14

Finding the Fourth Proportional to 12,517.13, 17,255.84 and 8,533.14

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Solution

The fourth proportional to 12,517.13, 17,255.84 and 8,533.14 is: 11,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517.13 : 17,255.84 = 8,533.14 : x
  2. Step 2: Convert to fraction form
    12,517.13/17,255.84 = 8,533.14/x
  3. Step 3: Cross multiply
    12,517.13x = 17,255.84 × 8,533.14
  4. Step 4: Simplify right side
    12,517.13x = 147,246,455.87
  5. Step 5: Solve for x
    x = 147,246,455.87/12,517.13
  6. Step 6: Final answer
    x = 11,763.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.