Home / 17,186.32-25,787.76-8,866.72

Finding the Fourth Proportional to 17,186.32, 25,787.76 and 8,866.72

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Solution

The fourth proportional to 17,186.32, 25,787.76 and 8,866.72 is: 13,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186.32 : 25,787.76 = 8,866.72 : x
  2. Step 2: Convert to fraction form
    17,186.32/25,787.76 = 8,866.72/x
  3. Step 3: Cross multiply
    17,186.32x = 25,787.76 × 8,866.72
  4. Step 4: Simplify right side
    17,186.32x = 228,652,847.35
  5. Step 5: Solve for x
    x = 228,652,847.35/17,186.32
  6. Step 6: Final answer
    x = 13,304.35

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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.