Home / 22,611.75-31,204.22-12,541.73

Finding the Fourth Proportional to 22,611.75, 31,204.22 and 12,541.73

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Solution

The fourth proportional to 22,611.75, 31,204.22 and 12,541.73 is: 17,307.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,611.75 : 31,204.22 = 12,541.73 : x
  2. Step 2: Convert to fraction form
    22,611.75/31,204.22 = 12,541.73/x
  3. Step 3: Cross multiply
    22,611.75x = 31,204.22 × 12,541.73
  4. Step 4: Simplify right side
    22,611.75x = 391,354,917.40
  5. Step 5: Solve for x
    x = 391,354,917.40/22,611.75
  6. Step 6: Final answer
    x = 17,307.59

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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.