Home / 26,556.90-39,816.89-11,757.74

Finding the Fourth Proportional to 26,556.90, 39,816.89 and 11,757.74

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Solution

The fourth proportional to 26,556.90, 39,816.89 and 11,757.74 is: 17,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,556.90 : 39,816.89 = 11,757.74 : x
  2. Step 2: Convert to fraction form
    26,556.90/39,816.89 = 11,757.74/x
  3. Step 3: Cross multiply
    26,556.90x = 39,816.89 × 11,757.74
  4. Step 4: Simplify right side
    26,556.90x = 468,156,382.36
  5. Step 5: Solve for x
    x = 468,156,382.36/26,556.90
  6. Step 6: Final answer
    x = 17,628.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.