Home / 18,176.40-27,252.45-8,310.60

Finding the Fourth Proportional to 18,176.40, 27,252.45 and 8,310.60

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Solution

The fourth proportional to 18,176.40, 27,252.45 and 8,310.60 is: 12,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.40 : 27,252.45 = 8,310.60 : x
  2. Step 2: Convert to fraction form
    18,176.40/27,252.45 = 8,310.60/x
  3. Step 3: Cross multiply
    18,176.40x = 27,252.45 × 8,310.60
  4. Step 4: Simplify right side
    18,176.40x = 226,484,210.97
  5. Step 5: Solve for x
    x = 226,484,210.97/18,176.40
  6. Step 6: Final answer
    x = 12,460.34

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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.