Home / 19,057.88-26,299.96-11,105.56

Finding the Fourth Proportional to 19,057.88, 26,299.96 and 11,105.56

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Solution

The fourth proportional to 19,057.88, 26,299.96 and 11,105.56 is: 15,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.88 : 26,299.96 = 11,105.56 : x
  2. Step 2: Convert to fraction form
    19,057.88/26,299.96 = 11,105.56/x
  3. Step 3: Cross multiply
    19,057.88x = 26,299.96 × 11,105.56
  4. Step 4: Simplify right side
    19,057.88x = 292,075,783.78
  5. Step 5: Solve for x
    x = 292,075,783.78/19,057.88
  6. Step 6: Final answer
    x = 15,325.72

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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.