Home / 13,053.26-18,013.60-7,084.96

Finding the Fourth Proportional to 13,053.26, 18,013.60 and 7,084.96

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Solution

The fourth proportional to 13,053.26, 18,013.60 and 7,084.96 is: 9,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.26 : 18,013.60 = 7,084.96 : x
  2. Step 2: Convert to fraction form
    13,053.26/18,013.60 = 7,084.96/x
  3. Step 3: Cross multiply
    13,053.26x = 18,013.60 × 7,084.96
  4. Step 4: Simplify right side
    13,053.26x = 127,625,635.46
  5. Step 5: Solve for x
    x = 127,625,635.46/13,053.26
  6. Step 6: Final answer
    x = 9,777.30

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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.