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Finding the Fourth Proportional to 34,361.01, 51,541.55 and 9,399.21

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Solution

The fourth proportional to 34,361.01, 51,541.55 and 9,399.21 is: 14,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,361.01 : 51,541.55 = 9,399.21 : x
  2. Step 2: Convert to fraction form
    34,361.01/51,541.55 = 9,399.21/x
  3. Step 3: Cross multiply
    34,361.01x = 51,541.55 × 9,399.21
  4. Step 4: Simplify right side
    34,361.01x = 484,449,852.18
  5. Step 5: Solve for x
    x = 484,449,852.18/34,361.01
  6. Step 6: Final answer
    x = 14,098.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.