Home / 27,213.50-40,827.10-13,180.26

Finding the Fourth Proportional to 27,213.50, 40,827.10 and 13,180.26

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Solution

The fourth proportional to 27,213.50, 40,827.10 and 13,180.26 is: 19,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.50 : 40,827.10 = 13,180.26 : x
  2. Step 2: Convert to fraction form
    27,213.50/40,827.10 = 13,180.26/x
  3. Step 3: Cross multiply
    27,213.50x = 40,827.10 × 13,180.26
  4. Step 4: Simplify right side
    27,213.50x = 538,111,793.05
  5. Step 5: Solve for x
    x = 538,111,793.05/27,213.50
  6. Step 6: Final answer
    x = 19,773.71

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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.