Home / 22,610.30-33,915.44-12,757.86

Finding the Fourth Proportional to 22,610.30, 33,915.44 and 12,757.86

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Solution

The fourth proportional to 22,610.30, 33,915.44 and 12,757.86 is: 19,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,610.30 : 33,915.44 = 12,757.86 : x
  2. Step 2: Convert to fraction form
    22,610.30/33,915.44 = 12,757.86/x
  3. Step 3: Cross multiply
    22,610.30x = 33,915.44 × 12,757.86
  4. Step 4: Simplify right side
    22,610.30x = 432,688,435.36
  5. Step 5: Solve for x
    x = 432,688,435.36/22,610.30
  6. Step 6: Final answer
    x = 19,136.78

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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.