Home / 28,443.35-39,249.97-17,110.74

Finding the Fourth Proportional to 28,443.35, 39,249.97 and 17,110.74

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Solution

The fourth proportional to 28,443.35, 39,249.97 and 17,110.74 is: 23,611.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,443.35 : 39,249.97 = 17,110.74 : x
  2. Step 2: Convert to fraction form
    28,443.35/39,249.97 = 17,110.74/x
  3. Step 3: Cross multiply
    28,443.35x = 39,249.97 × 17,110.74
  4. Step 4: Simplify right side
    28,443.35x = 671,596,136.09
  5. Step 5: Solve for x
    x = 671,596,136.09/28,443.35
  6. Step 6: Final answer
    x = 23,611.71

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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.