Home / 36,702.20-55,035.44-17,960.28

Finding the Fourth Proportional to 36,702.20, 55,035.44 and 17,960.28

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Solution

The fourth proportional to 36,702.20, 55,035.44 and 17,960.28 is: 26,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702.20 : 55,035.44 = 17,960.28 : x
  2. Step 2: Convert to fraction form
    36,702.20/55,035.44 = 17,960.28/x
  3. Step 3: Cross multiply
    36,702.20x = 55,035.44 × 17,960.28
  4. Step 4: Simplify right side
    36,702.20x = 988,451,912.32
  5. Step 5: Solve for x
    x = 988,451,912.32/36,702.20
  6. Step 6: Final answer
    x = 26,931.68

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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.