Home / 19,922.07-27,493.77-11,538.57

Finding the Fourth Proportional to 19,922.07, 27,493.77 and 11,538.57

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Solution

The fourth proportional to 19,922.07, 27,493.77 and 11,538.57 is: 15,923.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.07 : 27,493.77 = 11,538.57 : x
  2. Step 2: Convert to fraction form
    19,922.07/27,493.77 = 11,538.57/x
  3. Step 3: Cross multiply
    19,922.07x = 27,493.77 × 11,538.57
  4. Step 4: Simplify right side
    19,922.07x = 317,238,789.71
  5. Step 5: Solve for x
    x = 317,238,789.71/19,922.07
  6. Step 6: Final answer
    x = 15,923.99

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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.