Home / 40,538.75-60,811.37-14,249.39

Finding the Fourth Proportional to 40,538.75, 60,811.37 and 14,249.39

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Solution

The fourth proportional to 40,538.75, 60,811.37 and 14,249.39 is: 21,375.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,538.75 : 60,811.37 = 14,249.39 : x
  2. Step 2: Convert to fraction form
    40,538.75/60,811.37 = 14,249.39/x
  3. Step 3: Cross multiply
    40,538.75x = 60,811.37 × 14,249.39
  4. Step 4: Simplify right side
    40,538.75x = 866,525,115.22
  5. Step 5: Solve for x
    x = 866,525,115.22/40,538.75
  6. Step 6: Final answer
    x = 21,375.23

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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.