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Finding the Fourth Proportional to 35,191.00, 48,568.41 and 21,576.63

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Solution

The fourth proportional to 35,191.00, 48,568.41 and 21,576.63 is: 29,778.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,191.00 : 48,568.41 = 21,576.63 : x
  2. Step 2: Convert to fraction form
    35,191.00/48,568.41 = 21,576.63/x
  3. Step 3: Cross multiply
    35,191.00x = 48,568.41 × 21,576.63
  4. Step 4: Simplify right side
    35,191.00x = 1,047,942,619.03
  5. Step 5: Solve for x
    x = 1,047,942,619.03/35,191.00
  6. Step 6: Final answer
    x = 29,778.71

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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.