Home / 19,535.97-26,961.29-11,039.64

Finding the Fourth Proportional to 19,535.97, 26,961.29 and 11,039.64

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Solution

The fourth proportional to 19,535.97, 26,961.29 and 11,039.64 is: 15,235.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,535.97 : 26,961.29 = 11,039.64 : x
  2. Step 2: Convert to fraction form
    19,535.97/26,961.29 = 11,039.64/x
  3. Step 3: Cross multiply
    19,535.97x = 26,961.29 × 11,039.64
  4. Step 4: Simplify right side
    19,535.97x = 297,642,935.54
  5. Step 5: Solve for x
    x = 297,642,935.54/19,535.97
  6. Step 6: Final answer
    x = 15,235.64

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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.