Home / 23,107.64-34,661.28-12,008.60

Finding the Fourth Proportional to 23,107.64, 34,661.28 and 12,008.60

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Solution

The fourth proportional to 23,107.64, 34,661.28 and 12,008.60 is: 18,012.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107.64 : 34,661.28 = 12,008.60 : x
  2. Step 2: Convert to fraction form
    23,107.64/34,661.28 = 12,008.60/x
  3. Step 3: Cross multiply
    23,107.64x = 34,661.28 × 12,008.60
  4. Step 4: Simplify right side
    23,107.64x = 416,233,447.01
  5. Step 5: Solve for x
    x = 416,233,447.01/23,107.64
  6. Step 6: Final answer
    x = 18,012.81

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1.5x scale

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.