Home / 14,350.16-21,493.99-6,939

Finding the Fourth Proportional to 14,350.16, 21,493.99 and 6,939

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Solution

The fourth proportional to 14,350.16, 21,493.99 and 6,939 is: 10,393.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.16 : 21,493.99 = 6,939 : x
  2. Step 2: Convert to fraction form
    14,350.16/21,493.99 = 6,939/x
  3. Step 3: Cross multiply
    14,350.16x = 21,493.99 × 6,939
  4. Step 4: Simplify right side
    14,350.16x = 149,146,805.28
  5. Step 5: Solve for x
    x = 149,146,805.28/14,350.16
  6. Step 6: Final answer
    x = 10,393.39

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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.