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Finding the Fourth Proportional to 10,959.96, 16,444.26 and 4,035

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Solution

The fourth proportional to 10,959.96, 16,444.26 and 4,035 is: 6,054.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959.96 : 16,444.26 = 4,035 : x
  2. Step 2: Convert to fraction form
    10,959.96/16,444.26 = 4,035/x
  3. Step 3: Cross multiply
    10,959.96x = 16,444.26 × 4,035
  4. Step 4: Simplify right side
    10,959.96x = 66,352,589.10
  5. Step 5: Solve for x
    x = 66,352,589.10/10,959.96
  6. Step 6: Final answer
    x = 6,054.09

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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.