Home / 37,872.48-52,266.32-21,105.44

Finding the Fourth Proportional to 37,872.48, 52,266.32 and 21,105.44

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Solution

The fourth proportional to 37,872.48, 52,266.32 and 21,105.44 is: 29,126.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,872.48 : 52,266.32 = 21,105.44 : x
  2. Step 2: Convert to fraction form
    37,872.48/52,266.32 = 21,105.44/x
  3. Step 3: Cross multiply
    37,872.48x = 52,266.32 × 21,105.44
  4. Step 4: Simplify right side
    37,872.48x = 1,103,103,680.78
  5. Step 5: Solve for x
    x = 1,103,103,680.78/37,872.48
  6. Step 6: Final answer
    x = 29,126.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.