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Finding the Fourth Proportional to 36,622, 54,943.92 and 25,968.88

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Solution

The fourth proportional to 36,622, 54,943.92 and 25,968.88 is: 38,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,622 : 54,943.92 = 25,968.88 : x
  2. Step 2: Convert to fraction form
    36,622/54,943.92 = 25,968.88/x
  3. Step 3: Cross multiply
    36,622x = 54,943.92 × 25,968.88
  4. Step 4: Simplify right side
    36,622x = 1,426,832,065.21
  5. Step 5: Solve for x
    x = 1,426,832,065.21/36,622
  6. Step 6: Final answer
    x = 38,961.06

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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.