Home / 12,517.56-17,267.16-8,933.40

Finding the Fourth Proportional to 12,517.56, 17,267.16 and 8,933.40

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Solution

The fourth proportional to 12,517.56, 17,267.16 and 8,933.40 is: 12,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,517.56 : 17,267.16 = 8,933.40 : x
  2. Step 2: Convert to fraction form
    12,517.56/17,267.16 = 8,933.40/x
  3. Step 3: Cross multiply
    12,517.56x = 17,267.16 × 8,933.40
  4. Step 4: Simplify right side
    12,517.56x = 154,254,447.14
  5. Step 5: Solve for x
    x = 154,254,447.14/12,517.56
  6. Step 6: Final answer
    x = 12,323.04

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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.