Home / 36,244.88-54,375.44-12,871.28

Finding the Fourth Proportional to 36,244.88, 54,375.44 and 12,871.28

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Solution

The fourth proportional to 36,244.88, 54,375.44 and 12,871.28 is: 19,309.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,244.88 : 54,375.44 = 12,871.28 : x
  2. Step 2: Convert to fraction form
    36,244.88/54,375.44 = 12,871.28/x
  3. Step 3: Cross multiply
    36,244.88x = 54,375.44 × 12,871.28
  4. Step 4: Simplify right side
    36,244.88x = 699,881,513.36
  5. Step 5: Solve for x
    x = 699,881,513.36/36,244.88
  6. Step 6: Final answer
    x = 19,309.80

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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.