Home / 36,268.25-54,369.56-12,889.22

Finding the Fourth Proportional to 36,268.25, 54,369.56 and 12,889.22

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Solution

The fourth proportional to 36,268.25, 54,369.56 and 12,889.22 is: 19,322.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,268.25 : 54,369.56 = 12,889.22 : x
  2. Step 2: Convert to fraction form
    36,268.25/54,369.56 = 12,889.22/x
  3. Step 3: Cross multiply
    36,268.25x = 54,369.56 × 12,889.22
  4. Step 4: Simplify right side
    36,268.25x = 700,780,883.85
  5. Step 5: Solve for x
    x = 700,780,883.85/36,268.25
  6. Step 6: Final answer
    x = 19,322.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.