Home / 26,826.88-40,211.14-11,226.28

Finding the Fourth Proportional to 26,826.88, 40,211.14 and 11,226.28

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Solution

The fourth proportional to 26,826.88, 40,211.14 and 11,226.28 is: 16,827.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,826.88 : 40,211.14 = 11,226.28 : x
  2. Step 2: Convert to fraction form
    26,826.88/40,211.14 = 11,226.28/x
  3. Step 3: Cross multiply
    26,826.88x = 40,211.14 × 11,226.28
  4. Step 4: Simplify right side
    26,826.88x = 451,421,516.76
  5. Step 5: Solve for x
    x = 451,421,516.76/26,826.88
  6. Step 6: Final answer
    x = 16,827.21

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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.