Home / 14,531.39-21,796.52-4,143.14

Finding the Fourth Proportional to 14,531.39, 21,796.52 and 4,143.14

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Solution

The fourth proportional to 14,531.39, 21,796.52 and 4,143.14 is: 6,214.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.39 : 21,796.52 = 4,143.14 : x
  2. Step 2: Convert to fraction form
    14,531.39/21,796.52 = 4,143.14/x
  3. Step 3: Cross multiply
    14,531.39x = 21,796.52 × 4,143.14
  4. Step 4: Simplify right side
    14,531.39x = 90,305,904.17
  5. Step 5: Solve for x
    x = 90,305,904.17/14,531.39
  6. Step 6: Final answer
    x = 6,214.54

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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.