Home / 36,861.30-55,279.26-11,894.94

Finding the Fourth Proportional to 36,861.30, 55,279.26 and 11,894.94

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Solution

The fourth proportional to 36,861.30, 55,279.26 and 11,894.94 is: 17,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861.30 : 55,279.26 = 11,894.94 : x
  2. Step 2: Convert to fraction form
    36,861.30/55,279.26 = 11,894.94/x
  3. Step 3: Cross multiply
    36,861.30x = 55,279.26 × 11,894.94
  4. Step 4: Simplify right side
    36,861.30x = 657,543,480.94
  5. Step 5: Solve for x
    x = 657,543,480.94/36,861.30
  6. Step 6: Final answer
    x = 17,838.32

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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.