Home / 14,433.39-21,651.32-5,072.60

Finding the Fourth Proportional to 14,433.39, 21,651.32 and 5,072.60

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Solution

The fourth proportional to 14,433.39, 21,651.32 and 5,072.60 is: 7,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,433.39 : 21,651.32 = 5,072.60 : x
  2. Step 2: Convert to fraction form
    14,433.39/21,651.32 = 5,072.60/x
  3. Step 3: Cross multiply
    14,433.39x = 21,651.32 × 5,072.60
  4. Step 4: Simplify right side
    14,433.39x = 109,828,514.60
  5. Step 5: Solve for x
    x = 109,828,514.60/14,433.39
  6. Step 6: Final answer
    x = 7,609.34

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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.