Home / 16,191.56-24,249.54-12,464.21

Finding the Fourth Proportional to 16,191.56, 24,249.54 and 12,464.21

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Solution

The fourth proportional to 16,191.56, 24,249.54 and 12,464.21 is: 18,667.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,191.56 : 24,249.54 = 12,464.21 : x
  2. Step 2: Convert to fraction form
    16,191.56/24,249.54 = 12,464.21/x
  3. Step 3: Cross multiply
    16,191.56x = 24,249.54 × 12,464.21
  4. Step 4: Simplify right side
    16,191.56x = 302,251,358.96
  5. Step 5: Solve for x
    x = 302,251,358.96/16,191.56
  6. Step 6: Final answer
    x = 18,667.22

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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.