Home / 14,849.42-20,492.24-8,135.33

Finding the Fourth Proportional to 14,849.42, 20,492.24 and 8,135.33

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Solution

The fourth proportional to 14,849.42, 20,492.24 and 8,135.33 is: 11,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.42 : 20,492.24 = 8,135.33 : x
  2. Step 2: Convert to fraction form
    14,849.42/20,492.24 = 8,135.33/x
  3. Step 3: Cross multiply
    14,849.42x = 20,492.24 × 8,135.33
  4. Step 4: Simplify right side
    14,849.42x = 166,711,134.84
  5. Step 5: Solve for x
    x = 166,711,134.84/14,849.42
  6. Step 6: Final answer
    x = 11,226.78

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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.