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Finding the Fourth Proportional to 29,255.52, 43,828.17 and 14,447.10

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Solution

The fourth proportional to 29,255.52, 43,828.17 and 14,447.10 is: 21,643.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,255.52 : 43,828.17 = 14,447.10 : x
  2. Step 2: Convert to fraction form
    29,255.52/43,828.17 = 14,447.10/x
  3. Step 3: Cross multiply
    29,255.52x = 43,828.17 × 14,447.10
  4. Step 4: Simplify right side
    29,255.52x = 633,189,954.81
  5. Step 5: Solve for x
    x = 633,189,954.81/29,255.52
  6. Step 6: Final answer
    x = 21,643.44

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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.