Home / 14,223.30-21,338.32-4,863.42

Finding the Fourth Proportional to 14,223.30, 21,338.32 and 4,863.42

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Solution

The fourth proportional to 14,223.30, 21,338.32 and 4,863.42 is: 7,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223.30 : 21,338.32 = 4,863.42 : x
  2. Step 2: Convert to fraction form
    14,223.30/21,338.32 = 4,863.42/x
  3. Step 3: Cross multiply
    14,223.30x = 21,338.32 × 4,863.42
  4. Step 4: Simplify right side
    14,223.30x = 103,777,212.25
  5. Step 5: Solve for x
    x = 103,777,212.25/14,223.30
  6. Step 6: Final answer
    x = 7,296.28

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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.