Home / 16,674.14-23,009.97-9,120.44

Finding the Fourth Proportional to 16,674.14, 23,009.97 and 9,120.44

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Solution

The fourth proportional to 16,674.14, 23,009.97 and 9,120.44 is: 12,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.14 : 23,009.97 = 9,120.44 : x
  2. Step 2: Convert to fraction form
    16,674.14/23,009.97 = 9,120.44/x
  3. Step 3: Cross multiply
    16,674.14x = 23,009.97 × 9,120.44
  4. Step 4: Simplify right side
    16,674.14x = 209,860,935.74
  5. Step 5: Solve for x
    x = 209,860,935.74/16,674.14
  6. Step 6: Final answer
    x = 12,586.02

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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.