Home / 23,221.75-32,045.99-12,611.38

Finding the Fourth Proportional to 23,221.75, 32,045.99 and 12,611.38

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Solution

The fourth proportional to 23,221.75, 32,045.99 and 12,611.38 is: 17,403.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,221.75 : 32,045.99 = 12,611.38 : x
  2. Step 2: Convert to fraction form
    23,221.75/32,045.99 = 12,611.38/x
  3. Step 3: Cross multiply
    23,221.75x = 32,045.99 × 12,611.38
  4. Step 4: Simplify right side
    23,221.75x = 404,144,108.78
  5. Step 5: Solve for x
    x = 404,144,108.78/23,221.75
  6. Step 6: Final answer
    x = 17,403.69

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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.