Home / 19,226.66-28,842.04-8,134.46

Finding the Fourth Proportional to 19,226.66, 28,842.04 and 8,134.46

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Solution

The fourth proportional to 19,226.66, 28,842.04 and 8,134.46 is: 12,202.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.66 : 28,842.04 = 8,134.46 : x
  2. Step 2: Convert to fraction form
    19,226.66/28,842.04 = 8,134.46/x
  3. Step 3: Cross multiply
    19,226.66x = 28,842.04 × 8,134.46
  4. Step 4: Simplify right side
    19,226.66x = 234,614,557.05
  5. Step 5: Solve for x
    x = 234,614,557.05/19,226.66
  6. Step 6: Final answer
    x = 12,202.57

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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.