Home / 36,626.91-54,940.36-13,247.88

Finding the Fourth Proportional to 36,626.91, 54,940.36 and 13,247.88

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Solution

The fourth proportional to 36,626.91, 54,940.36 and 13,247.88 is: 19,871.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,626.91 : 54,940.36 = 13,247.88 : x
  2. Step 2: Convert to fraction form
    36,626.91/54,940.36 = 13,247.88/x
  3. Step 3: Cross multiply
    36,626.91x = 54,940.36 × 13,247.88
  4. Step 4: Simplify right side
    36,626.91x = 727,843,296.44
  5. Step 5: Solve for x
    x = 727,843,296.44/36,626.91
  6. Step 6: Final answer
    x = 19,871.82

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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.