Home / 16,226.85-22,393.04-8,774.85

Finding the Fourth Proportional to 16,226.85, 22,393.04 and 8,774.85

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Solution

The fourth proportional to 16,226.85, 22,393.04 and 8,774.85 is: 12,109.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.85 : 22,393.04 = 8,774.85 : x
  2. Step 2: Convert to fraction form
    16,226.85/22,393.04 = 8,774.85/x
  3. Step 3: Cross multiply
    16,226.85x = 22,393.04 × 8,774.85
  4. Step 4: Simplify right side
    16,226.85x = 196,495,567.04
  5. Step 5: Solve for x
    x = 196,495,567.04/16,226.85
  6. Step 6: Final answer
    x = 12,109.29

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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.