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Finding the Fourth Proportional to 35,706.44, 49,240.89 and 21,363.97

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Solution

The fourth proportional to 35,706.44, 49,240.89 and 21,363.97 is: 29,461.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,706.44 : 49,240.89 = 21,363.97 : x
  2. Step 2: Convert to fraction form
    35,706.44/49,240.89 = 21,363.97/x
  3. Step 3: Cross multiply
    35,706.44x = 49,240.89 × 21,363.97
  4. Step 4: Simplify right side
    35,706.44x = 1,051,980,896.73
  5. Step 5: Solve for x
    x = 1,051,980,896.73/35,706.44
  6. Step 6: Final answer
    x = 29,461.94

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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.