Home / 18,322.36-27,495.42-6,634.60

Finding the Fourth Proportional to 18,322.36, 27,495.42 and 6,634.60

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Solution

The fourth proportional to 18,322.36, 27,495.42 and 6,634.60 is: 9,956.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,322.36 : 27,495.42 = 6,634.60 : x
  2. Step 2: Convert to fraction form
    18,322.36/27,495.42 = 6,634.60/x
  3. Step 3: Cross multiply
    18,322.36x = 27,495.42 × 6,634.60
  4. Step 4: Simplify right side
    18,322.36x = 182,421,113.53
  5. Step 5: Solve for x
    x = 182,421,113.53/18,322.36
  6. Step 6: Final answer
    x = 9,956.20

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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.