Home / 19,249.57-26,556.94-11,288.89

Finding the Fourth Proportional to 19,249.57, 26,556.94 and 11,288.89

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Solution

The fourth proportional to 19,249.57, 26,556.94 and 11,288.89 is: 15,574.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.57 : 26,556.94 = 11,288.89 : x
  2. Step 2: Convert to fraction form
    19,249.57/26,556.94 = 11,288.89/x
  3. Step 3: Cross multiply
    19,249.57x = 26,556.94 × 11,288.89
  4. Step 4: Simplify right side
    19,249.57x = 299,798,374.40
  5. Step 5: Solve for x
    x = 299,798,374.40/19,249.57
  6. Step 6: Final answer
    x = 15,574.29

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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.