Home / 27,659.10-41,496.96-12,876.78

Finding the Fourth Proportional to 27,659.10, 41,496.96 and 12,876.78

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Solution

The fourth proportional to 27,659.10, 41,496.96 and 12,876.78 is: 19,319.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.10 : 41,496.96 = 12,876.78 : x
  2. Step 2: Convert to fraction form
    27,659.10/41,496.96 = 12,876.78/x
  3. Step 3: Cross multiply
    27,659.10x = 41,496.96 × 12,876.78
  4. Step 4: Simplify right side
    27,659.10x = 534,347,224.59
  5. Step 5: Solve for x
    x = 534,347,224.59/27,659.10
  6. Step 6: Final answer
    x = 19,319.04

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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.