Home / 12,827.22-19,226.24-5,427.06

Finding the Fourth Proportional to 12,827.22, 19,226.24 and 5,427.06

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Solution

The fourth proportional to 12,827.22, 19,226.24 and 5,427.06 is: 8,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827.22 : 19,226.24 = 5,427.06 : x
  2. Step 2: Convert to fraction form
    12,827.22/19,226.24 = 5,427.06/x
  3. Step 3: Cross multiply
    12,827.22x = 19,226.24 × 5,427.06
  4. Step 4: Simplify right side
    12,827.22x = 104,341,958.05
  5. Step 5: Solve for x
    x = 104,341,958.05/12,827.22
  6. Step 6: Final answer
    x = 8,134.42

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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.