Home / 11,344.56-16,940.37-9,268.65

Finding the Fourth Proportional to 11,344.56, 16,940.37 and 9,268.65

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Solution

The fourth proportional to 11,344.56, 16,940.37 and 9,268.65 is: 13,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344.56 : 16,940.37 = 9,268.65 : x
  2. Step 2: Convert to fraction form
    11,344.56/16,940.37 = 9,268.65/x
  3. Step 3: Cross multiply
    11,344.56x = 16,940.37 × 9,268.65
  4. Step 4: Simplify right side
    11,344.56x = 157,014,360.40
  5. Step 5: Solve for x
    x = 157,014,360.40/11,344.56
  6. Step 6: Final answer
    x = 13,840.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.