Home / 14,639.82-21,952.35-6,739.98

Finding the Fourth Proportional to 14,639.82, 21,952.35 and 6,739.98

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Solution

The fourth proportional to 14,639.82, 21,952.35 and 6,739.98 is: 10,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.82 : 21,952.35 = 6,739.98 : x
  2. Step 2: Convert to fraction form
    14,639.82/21,952.35 = 6,739.98/x
  3. Step 3: Cross multiply
    14,639.82x = 21,952.35 × 6,739.98
  4. Step 4: Simplify right side
    14,639.82x = 147,958,399.95
  5. Step 5: Solve for x
    x = 147,958,399.95/14,639.82
  6. Step 6: Final answer
    x = 10,106.57

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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.