Home / 19,361.68-26,727.26-13,082.56

Finding the Fourth Proportional to 19,361.68, 26,727.26 and 13,082.56

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Solution

The fourth proportional to 19,361.68, 26,727.26 and 13,082.56 is: 18,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,361.68 : 26,727.26 = 13,082.56 : x
  2. Step 2: Convert to fraction form
    19,361.68/26,727.26 = 13,082.56/x
  3. Step 3: Cross multiply
    19,361.68x = 26,727.26 × 13,082.56
  4. Step 4: Simplify right side
    19,361.68x = 349,660,982.59
  5. Step 5: Solve for x
    x = 349,660,982.59/19,361.68
  6. Step 6: Final answer
    x = 18,059.43

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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.