Home / 16,226.30-24,342.45-5,135.78

Finding the Fourth Proportional to 16,226.30, 24,342.45 and 5,135.78

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Solution

The fourth proportional to 16,226.30, 24,342.45 and 5,135.78 is: 7,704.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.30 : 24,342.45 = 5,135.78 : x
  2. Step 2: Convert to fraction form
    16,226.30/24,342.45 = 5,135.78/x
  3. Step 3: Cross multiply
    16,226.30x = 24,342.45 × 5,135.78
  4. Step 4: Simplify right side
    16,226.30x = 125,017,467.86
  5. Step 5: Solve for x
    x = 125,017,467.86/16,226.30
  6. Step 6: Final answer
    x = 7,704.62

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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.