Home / 13,697.10-20,544.06-3,837.17

Finding the Fourth Proportional to 13,697.10, 20,544.06 and 3,837.17

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Solution

The fourth proportional to 13,697.10, 20,544.06 and 3,837.17 is: 5,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.10 : 20,544.06 = 3,837.17 : x
  2. Step 2: Convert to fraction form
    13,697.10/20,544.06 = 3,837.17/x
  3. Step 3: Cross multiply
    13,697.10x = 20,544.06 × 3,837.17
  4. Step 4: Simplify right side
    13,697.10x = 78,831,102.07
  5. Step 5: Solve for x
    x = 78,831,102.07/13,697.10
  6. Step 6: Final answer
    x = 5,755.31

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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.