Home / 19,704.68-27,192.77-11,206.58

Finding the Fourth Proportional to 19,704.68, 27,192.77 and 11,206.58

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Solution

The fourth proportional to 19,704.68, 27,192.77 and 11,206.58 is: 15,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,704.68 : 27,192.77 = 11,206.58 : x
  2. Step 2: Convert to fraction form
    19,704.68/27,192.77 = 11,206.58/x
  3. Step 3: Cross multiply
    19,704.68x = 27,192.77 × 11,206.58
  4. Step 4: Simplify right side
    19,704.68x = 304,737,896.39
  5. Step 5: Solve for x
    x = 304,737,896.39/19,704.68
  6. Step 6: Final answer
    x = 15,465.25

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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.