Home / 12,496.28-17,244.24-8,965.40

Finding the Fourth Proportional to 12,496.28, 17,244.24 and 8,965.40

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Solution

The fourth proportional to 12,496.28, 17,244.24 and 8,965.40 is: 12,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.28 : 17,244.24 = 8,965.40 : x
  2. Step 2: Convert to fraction form
    12,496.28/17,244.24 = 8,965.40/x
  3. Step 3: Cross multiply
    12,496.28x = 17,244.24 × 8,965.40
  4. Step 4: Simplify right side
    12,496.28x = 154,601,509.30
  5. Step 5: Solve for x
    x = 154,601,509.30/12,496.28
  6. Step 6: Final answer
    x = 12,371.80

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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.