Home / 15,107.33-22,662.92-8,785.15

Finding the Fourth Proportional to 15,107.33, 22,662.92 and 8,785.15

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Solution

The fourth proportional to 15,107.33, 22,662.92 and 8,785.15 is: 13,178.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.33 : 22,662.92 = 8,785.15 : x
  2. Step 2: Convert to fraction form
    15,107.33/22,662.92 = 8,785.15/x
  3. Step 3: Cross multiply
    15,107.33x = 22,662.92 × 8,785.15
  4. Step 4: Simplify right side
    15,107.33x = 199,097,116.94
  5. Step 5: Solve for x
    x = 199,097,116.94/15,107.33
  6. Step 6: Final answer
    x = 13,178.84

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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.