Home / 19,228.82-26,528.66-11,268.14

Finding the Fourth Proportional to 19,228.82, 26,528.66 and 11,268.14

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Solution

The fourth proportional to 19,228.82, 26,528.66 and 11,268.14 is: 15,545.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.82 : 26,528.66 = 11,268.14 : x
  2. Step 2: Convert to fraction form
    19,228.82/26,528.66 = 11,268.14/x
  3. Step 3: Cross multiply
    19,228.82x = 26,528.66 × 11,268.14
  4. Step 4: Simplify right side
    19,228.82x = 298,928,465.91
  5. Step 5: Solve for x
    x = 298,928,465.91/19,228.82
  6. Step 6: Final answer
    x = 15,545.86

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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.