Home / 14,434.14-21,653.64-5,073.78

Finding the Fourth Proportional to 14,434.14, 21,653.64 and 5,073.78

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Solution

The fourth proportional to 14,434.14, 21,653.64 and 5,073.78 is: 7,611.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.14 : 21,653.64 = 5,073.78 : x
  2. Step 2: Convert to fraction form
    14,434.14/21,653.64 = 5,073.78/x
  3. Step 3: Cross multiply
    14,434.14x = 21,653.64 × 5,073.78
  4. Step 4: Simplify right side
    14,434.14x = 109,865,805.56
  5. Step 5: Solve for x
    x = 109,865,805.56/14,434.14
  6. Step 6: Final answer
    x = 7,611.52

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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.