Home / 13,296.01-18,348.62-7,327.90

Finding the Fourth Proportional to 13,296.01, 18,348.62 and 7,327.90

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Solution

The fourth proportional to 13,296.01, 18,348.62 and 7,327.90 is: 10,112.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.01 : 18,348.62 = 7,327.90 : x
  2. Step 2: Convert to fraction form
    13,296.01/18,348.62 = 7,327.90/x
  3. Step 3: Cross multiply
    13,296.01x = 18,348.62 × 7,327.90
  4. Step 4: Simplify right side
    13,296.01x = 134,456,724.12
  5. Step 5: Solve for x
    x = 134,456,724.12/13,296.01
  6. Step 6: Final answer
    x = 10,112.56

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1.5x scale

Why These Related Problems?

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