Home / 16,779.43-23,153.08-9,226.09

Finding the Fourth Proportional to 16,779.43, 23,153.08 and 9,226.09

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Solution

The fourth proportional to 16,779.43, 23,153.08 and 9,226.09 is: 12,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,779.43 : 23,153.08 = 9,226.09 : x
  2. Step 2: Convert to fraction form
    16,779.43/23,153.08 = 9,226.09/x
  3. Step 3: Cross multiply
    16,779.43x = 23,153.08 × 9,226.09
  4. Step 4: Simplify right side
    16,779.43x = 213,612,399.86
  5. Step 5: Solve for x
    x = 213,612,399.86/16,779.43
  6. Step 6: Final answer
    x = 12,730.61

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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.