Home / 19,093.47-26,338.82-11,132.79

Finding the Fourth Proportional to 19,093.47, 26,338.82 and 11,132.79

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Solution

The fourth proportional to 19,093.47, 26,338.82 and 11,132.79 is: 15,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,093.47 : 26,338.82 = 11,132.79 : x
  2. Step 2: Convert to fraction form
    19,093.47/26,338.82 = 11,132.79/x
  3. Step 3: Cross multiply
    19,093.47x = 26,338.82 × 11,132.79
  4. Step 4: Simplify right side
    19,093.47x = 293,224,551.91
  5. Step 5: Solve for x
    x = 293,224,551.91/19,093.47
  6. Step 6: Final answer
    x = 15,357.32

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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.