Home / 18,384.08-27,553.08-9,152.72

Finding the Fourth Proportional to 18,384.08, 27,553.08 and 9,152.72

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Solution

The fourth proportional to 18,384.08, 27,553.08 and 9,152.72 is: 13,717.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.08 : 27,553.08 = 9,152.72 : x
  2. Step 2: Convert to fraction form
    18,384.08/27,553.08 = 9,152.72/x
  3. Step 3: Cross multiply
    18,384.08x = 27,553.08 × 9,152.72
  4. Step 4: Simplify right side
    18,384.08x = 252,185,626.38
  5. Step 5: Solve for x
    x = 252,185,626.38/18,384.08
  6. Step 6: Final answer
    x = 13,717.61

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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.