Home / 10,949.58-16,431.66-9,025.02

Finding the Fourth Proportional to 10,949.58, 16,431.66 and 9,025.02

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Solution

The fourth proportional to 10,949.58, 16,431.66 and 9,025.02 is: 13,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.58 : 16,431.66 = 9,025.02 : x
  2. Step 2: Convert to fraction form
    10,949.58/16,431.66 = 9,025.02/x
  3. Step 3: Cross multiply
    10,949.58x = 16,431.66 × 9,025.02
  4. Step 4: Simplify right side
    10,949.58x = 148,296,060.13
  5. Step 5: Solve for x
    x = 148,296,060.13/10,949.58
  6. Step 6: Final answer
    x = 13,543.54

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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.