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Finding the Fourth Proportional to 28,958.54, 43,410.06 and 9,224.31

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Solution

The fourth proportional to 28,958.54, 43,410.06 and 9,224.31 is: 13,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958.54 : 43,410.06 = 9,224.31 : x
  2. Step 2: Convert to fraction form
    28,958.54/43,410.06 = 9,224.31/x
  3. Step 3: Cross multiply
    28,958.54x = 43,410.06 × 9,224.31
  4. Step 4: Simplify right side
    28,958.54x = 400,427,850.56
  5. Step 5: Solve for x
    x = 400,427,850.56/28,958.54
  6. Step 6: Final answer
    x = 13,827.63

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1.5x scale

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.