Home / 27,390.10-41,091.31-8,671.26

Finding the Fourth Proportional to 27,390.10, 41,091.31 and 8,671.26

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Solution

The fourth proportional to 27,390.10, 41,091.31 and 8,671.26 is: 13,008.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.10 : 41,091.31 = 8,671.26 : x
  2. Step 2: Convert to fraction form
    27,390.10/41,091.31 = 8,671.26/x
  3. Step 3: Cross multiply
    27,390.10x = 41,091.31 × 8,671.26
  4. Step 4: Simplify right side
    27,390.10x = 356,313,432.75
  5. Step 5: Solve for x
    x = 356,313,432.75/27,390.10
  6. Step 6: Final answer
    x = 13,008.84

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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.