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Finding the Fourth Proportional to 35,671.52, 49,226.16 and 19,755.44

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Solution

The fourth proportional to 35,671.52, 49,226.16 and 19,755.44 is: 27,262.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,671.52 : 49,226.16 = 19,755.44 : x
  2. Step 2: Convert to fraction form
    35,671.52/49,226.16 = 19,755.44/x
  3. Step 3: Cross multiply
    35,671.52x = 49,226.16 × 19,755.44
  4. Step 4: Simplify right side
    35,671.52x = 972,484,450.31
  5. Step 5: Solve for x
    x = 972,484,450.31/35,671.52
  6. Step 6: Final answer
    x = 27,262.21

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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.