Home / 36,723.16-55,044.78-16,972.12

Finding the Fourth Proportional to 36,723.16, 55,044.78 and 16,972.12

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Solution

The fourth proportional to 36,723.16, 55,044.78 and 16,972.12 is: 25,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,723.16 : 55,044.78 = 16,972.12 : x
  2. Step 2: Convert to fraction form
    36,723.16/55,044.78 = 16,972.12/x
  3. Step 3: Cross multiply
    36,723.16x = 55,044.78 × 16,972.12
  4. Step 4: Simplify right side
    36,723.16x = 934,226,611.53
  5. Step 5: Solve for x
    x = 934,226,611.53/36,723.16
  6. Step 6: Final answer
    x = 25,439.71

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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.