Home / 14,344.67-21,513.76-5,456.83

Finding the Fourth Proportional to 14,344.67, 21,513.76 and 5,456.83

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Solution

The fourth proportional to 14,344.67, 21,513.76 and 5,456.83 is: 8,184.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.67 : 21,513.76 = 5,456.83 : x
  2. Step 2: Convert to fraction form
    14,344.67/21,513.76 = 5,456.83/x
  3. Step 3: Cross multiply
    14,344.67x = 21,513.76 × 5,456.83
  4. Step 4: Simplify right side
    14,344.67x = 117,396,930.98
  5. Step 5: Solve for x
    x = 117,396,930.98/14,344.67
  6. Step 6: Final answer
    x = 8,184.01

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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.