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Finding the Fourth Proportional to 35,698.62, 49,257 and 21,552.24

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Solution

The fourth proportional to 35,698.62, 49,257 and 21,552.24 is: 29,737.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,698.62 : 49,257 = 21,552.24 : x
  2. Step 2: Convert to fraction form
    35,698.62/49,257 = 21,552.24/x
  3. Step 3: Cross multiply
    35,698.62x = 49,257 × 21,552.24
  4. Step 4: Simplify right side
    35,698.62x = 1,061,598,685.68
  5. Step 5: Solve for x
    x = 1,061,598,685.68/35,698.62
  6. Step 6: Final answer
    x = 29,737.81

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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.