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Finding the Fourth Proportional to 14,361.52, 21,511.08 and 6,950.42

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Solution

The fourth proportional to 14,361.52, 21,511.08 and 6,950.42 is: 10,410.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,361.52 : 21,511.08 = 6,950.42 : x
  2. Step 2: Convert to fraction form
    14,361.52/21,511.08 = 6,950.42/x
  3. Step 3: Cross multiply
    14,361.52x = 21,511.08 × 6,950.42
  4. Step 4: Simplify right side
    14,361.52x = 149,511,040.65
  5. Step 5: Solve for x
    x = 149,511,040.65/14,361.52
  6. Step 6: Final answer
    x = 10,410.53

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1.5x scale

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.