Home / 12,153.17-18,203.31-5,900.02

Finding the Fourth Proportional to 12,153.17, 18,203.31 and 5,900.02

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Solution

The fourth proportional to 12,153.17, 18,203.31 and 5,900.02 is: 8,837.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,153.17 : 18,203.31 = 5,900.02 : x
  2. Step 2: Convert to fraction form
    12,153.17/18,203.31 = 5,900.02/x
  3. Step 3: Cross multiply
    12,153.17x = 18,203.31 × 5,900.02
  4. Step 4: Simplify right side
    12,153.17x = 107,399,847.56
  5. Step 5: Solve for x
    x = 107,399,847.56/12,153.17
  6. Step 6: Final answer
    x = 8,837.19

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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.