Home / 16,775.38-23,121.48-11,460.97

Finding the Fourth Proportional to 16,775.38, 23,121.48 and 11,460.97

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Solution

The fourth proportional to 16,775.38, 23,121.48 and 11,460.97 is: 15,796.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.38 : 23,121.48 = 11,460.97 : x
  2. Step 2: Convert to fraction form
    16,775.38/23,121.48 = 11,460.97/x
  3. Step 3: Cross multiply
    16,775.38x = 23,121.48 × 11,460.97
  4. Step 4: Simplify right side
    16,775.38x = 264,994,588.64
  5. Step 5: Solve for x
    x = 264,994,588.64/16,775.38
  6. Step 6: Final answer
    x = 15,796.64

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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.