Home / 13,277.10-18,322.26-7,308.60

Finding the Fourth Proportional to 13,277.10, 18,322.26 and 7,308.60

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Solution

The fourth proportional to 13,277.10, 18,322.26 and 7,308.60 is: 10,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.10 : 18,322.26 = 7,308.60 : x
  2. Step 2: Convert to fraction form
    13,277.10/18,322.26 = 7,308.60/x
  3. Step 3: Cross multiply
    13,277.10x = 18,322.26 × 7,308.60
  4. Step 4: Simplify right side
    13,277.10x = 133,910,069.44
  5. Step 5: Solve for x
    x = 133,910,069.44/13,277.10
  6. Step 6: Final answer
    x = 10,085.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.