Home / 19,851.06-27,396.99-11,465.94

Finding the Fourth Proportional to 19,851.06, 27,396.99 and 11,465.94

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Solution

The fourth proportional to 19,851.06, 27,396.99 and 11,465.94 is: 15,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.06 : 27,396.99 = 11,465.94 : x
  2. Step 2: Convert to fraction form
    19,851.06/27,396.99 = 11,465.94/x
  3. Step 3: Cross multiply
    19,851.06x = 27,396.99 × 11,465.94
  4. Step 4: Simplify right side
    19,851.06x = 314,132,243.52
  5. Step 5: Solve for x
    x = 314,132,243.52/19,851.06
  6. Step 6: Final answer
    x = 15,824.46

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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.