Home / 13,254.48-18,290.77-7,286.13

Finding the Fourth Proportional to 13,254.48, 18,290.77 and 7,286.13

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Solution

The fourth proportional to 13,254.48, 18,290.77 and 7,286.13 is: 10,054.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.48 : 18,290.77 = 7,286.13 : x
  2. Step 2: Convert to fraction form
    13,254.48/18,290.77 = 7,286.13/x
  3. Step 3: Cross multiply
    13,254.48x = 18,290.77 × 7,286.13
  4. Step 4: Simplify right side
    13,254.48x = 133,268,928.02
  5. Step 5: Solve for x
    x = 133,268,928.02/13,254.48
  6. Step 6: Final answer
    x = 10,054.63

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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.