Home / 19,415.08-26,791.86-11,034.28

Finding the Fourth Proportional to 19,415.08, 26,791.86 and 11,034.28

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Solution

The fourth proportional to 19,415.08, 26,791.86 and 11,034.28 is: 15,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,415.08 : 26,791.86 = 11,034.28 : x
  2. Step 2: Convert to fraction form
    19,415.08/26,791.86 = 11,034.28/x
  3. Step 3: Cross multiply
    19,415.08x = 26,791.86 × 11,034.28
  4. Step 4: Simplify right side
    19,415.08x = 295,628,884.96
  5. Step 5: Solve for x
    x = 295,628,884.96/19,415.08
  6. Step 6: Final answer
    x = 15,226.77

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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.