Home / 14,185.26-21,278.84-4,324.59

Finding the Fourth Proportional to 14,185.26, 21,278.84 and 4,324.59

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Solution

The fourth proportional to 14,185.26, 21,278.84 and 4,324.59 is: 6,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.26 : 21,278.84 = 4,324.59 : x
  2. Step 2: Convert to fraction form
    14,185.26/21,278.84 = 4,324.59/x
  3. Step 3: Cross multiply
    14,185.26x = 21,278.84 × 4,324.59
  4. Step 4: Simplify right side
    14,185.26x = 92,022,237.05
  5. Step 5: Solve for x
    x = 92,022,237.05/14,185.26
  6. Step 6: Final answer
    x = 6,487.17

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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.