Home / 14,332.68-21,496.59-3,942

Finding the Fourth Proportional to 14,332.68, 21,496.59 and 3,942

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Solution

The fourth proportional to 14,332.68, 21,496.59 and 3,942 is: 5,912.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,332.68 : 21,496.59 = 3,942 : x
  2. Step 2: Convert to fraction form
    14,332.68/21,496.59 = 3,942/x
  3. Step 3: Cross multiply
    14,332.68x = 21,496.59 × 3,942
  4. Step 4: Simplify right side
    14,332.68x = 84,739,557.78
  5. Step 5: Solve for x
    x = 84,739,557.78/14,332.68
  6. Step 6: Final answer
    x = 5,912.33

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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.