Home / 26,989.17-40,486.46-8,268.99

Finding the Fourth Proportional to 26,989.17, 40,486.46 and 8,268.99

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Solution

The fourth proportional to 26,989.17, 40,486.46 and 8,268.99 is: 12,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989.17 : 40,486.46 = 8,268.99 : x
  2. Step 2: Convert to fraction form
    26,989.17/40,486.46 = 8,268.99/x
  3. Step 3: Cross multiply
    26,989.17x = 40,486.46 × 8,268.99
  4. Step 4: Simplify right side
    26,989.17x = 334,782,132.88
  5. Step 5: Solve for x
    x = 334,782,132.88/26,989.17
  6. Step 6: Final answer
    x = 12,404.31

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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.