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Finding the Fourth Proportional to 45,896.44, 68,843.22 and 13,064.44

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Solution

The fourth proportional to 45,896.44, 68,843.22 and 13,064.44 is: 19,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,896.44 : 68,843.22 = 13,064.44 : x
  2. Step 2: Convert to fraction form
    45,896.44/68,843.22 = 13,064.44/x
  3. Step 3: Cross multiply
    45,896.44x = 68,843.22 × 13,064.44
  4. Step 4: Simplify right side
    45,896.44x = 899,398,117.10
  5. Step 5: Solve for x
    x = 899,398,117.10/45,896.44
  6. Step 6: Final answer
    x = 19,596.25

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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.