Home / 19,150.59-26,419.17-11,189.23

Finding the Fourth Proportional to 19,150.59, 26,419.17 and 11,189.23

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Solution

The fourth proportional to 19,150.59, 26,419.17 and 11,189.23 is: 15,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.59 : 26,419.17 = 11,189.23 : x
  2. Step 2: Convert to fraction form
    19,150.59/26,419.17 = 11,189.23/x
  3. Step 3: Cross multiply
    19,150.59x = 26,419.17 × 11,189.23
  4. Step 4: Simplify right side
    19,150.59x = 295,610,169.54
  5. Step 5: Solve for x
    x = 295,610,169.54/19,150.59
  6. Step 6: Final answer
    x = 15,436.09

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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.