Home / 22,326.44-30,800.66-13,826.30

Finding the Fourth Proportional to 22,326.44, 30,800.66 and 13,826.30

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Solution

The fourth proportional to 22,326.44, 30,800.66 and 13,826.30 is: 19,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,326.44 : 30,800.66 = 13,826.30 : x
  2. Step 2: Convert to fraction form
    22,326.44/30,800.66 = 13,826.30/x
  3. Step 3: Cross multiply
    22,326.44x = 30,800.66 × 13,826.30
  4. Step 4: Simplify right side
    22,326.44x = 425,858,942.22
  5. Step 5: Solve for x
    x = 425,858,942.22/22,326.44
  6. Step 6: Final answer
    x = 19,074.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.