Home / 27,213.30-40,826.43-11,409.66

Finding the Fourth Proportional to 27,213.30, 40,826.43 and 11,409.66

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Solution

The fourth proportional to 27,213.30, 40,826.43 and 11,409.66 is: 17,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,213.30 : 40,826.43 = 11,409.66 : x
  2. Step 2: Convert to fraction form
    27,213.30/40,826.43 = 11,409.66/x
  3. Step 3: Cross multiply
    27,213.30x = 40,826.43 × 11,409.66
  4. Step 4: Simplify right side
    27,213.30x = 465,815,685.31
  5. Step 5: Solve for x
    x = 465,815,685.31/27,213.30
  6. Step 6: Final answer
    x = 17,117.21

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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.