Home / 14,092.68-21,137.22-3,705.24

Finding the Fourth Proportional to 14,092.68, 21,137.22 and 3,705.24

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Solution

The fourth proportional to 14,092.68, 21,137.22 and 3,705.24 is: 5,557.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,092.68 : 21,137.22 = 3,705.24 : x
  2. Step 2: Convert to fraction form
    14,092.68/21,137.22 = 3,705.24/x
  3. Step 3: Cross multiply
    14,092.68x = 21,137.22 × 3,705.24
  4. Step 4: Simplify right side
    14,092.68x = 78,318,473.03
  5. Step 5: Solve for x
    x = 78,318,473.03/14,092.68
  6. Step 6: Final answer
    x = 5,557.39

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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.