Home / 14,231.67-21,344.31-4,371.04

Finding the Fourth Proportional to 14,231.67, 21,344.31 and 4,371.04

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Solution

The fourth proportional to 14,231.67, 21,344.31 and 4,371.04 is: 6,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231.67 : 21,344.31 = 4,371.04 : x
  2. Step 2: Convert to fraction form
    14,231.67/21,344.31 = 4,371.04/x
  3. Step 3: Cross multiply
    14,231.67x = 21,344.31 × 4,371.04
  4. Step 4: Simplify right side
    14,231.67x = 93,296,832.78
  5. Step 5: Solve for x
    x = 93,296,832.78/14,231.67
  6. Step 6: Final answer
    x = 6,555.58

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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.