Home / 16,766.04-23,137.74-9,213.21

Finding the Fourth Proportional to 16,766.04, 23,137.74 and 9,213.21

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Solution

The fourth proportional to 16,766.04, 23,137.74 and 9,213.21 is: 12,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.04 : 23,137.74 = 9,213.21 : x
  2. Step 2: Convert to fraction form
    16,766.04/23,137.74 = 9,213.21/x
  3. Step 3: Cross multiply
    16,766.04x = 23,137.74 × 9,213.21
  4. Step 4: Simplify right side
    16,766.04x = 213,172,857.55
  5. Step 5: Solve for x
    x = 213,172,857.55/16,766.04
  6. Step 6: Final answer
    x = 12,714.56

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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.