Home / 16,400.20-24,609.66-8,909.32

Finding the Fourth Proportional to 16,400.20, 24,609.66 and 8,909.32

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Solution

The fourth proportional to 16,400.20, 24,609.66 and 8,909.32 is: 13,369.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,400.20 : 24,609.66 = 8,909.32 : x
  2. Step 2: Convert to fraction form
    16,400.20/24,609.66 = 8,909.32/x
  3. Step 3: Cross multiply
    16,400.20x = 24,609.66 × 8,909.32
  4. Step 4: Simplify right side
    16,400.20x = 219,255,336.03
  5. Step 5: Solve for x
    x = 219,255,336.03/16,400.20
  6. Step 6: Final answer
    x = 13,369.06

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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.