Home / 27,671.33-41,506.86-12,872.09

Finding the Fourth Proportional to 27,671.33, 41,506.86 and 12,872.09

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Solution

The fourth proportional to 27,671.33, 41,506.86 and 12,872.09 is: 19,308.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.33 : 41,506.86 = 12,872.09 : x
  2. Step 2: Convert to fraction form
    27,671.33/41,506.86 = 12,872.09/x
  3. Step 3: Cross multiply
    27,671.33x = 41,506.86 × 12,872.09
  4. Step 4: Simplify right side
    27,671.33x = 534,280,037.54
  5. Step 5: Solve for x
    x = 534,280,037.54/27,671.33
  6. Step 6: Final answer
    x = 19,308.07

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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.