Home / 19,804.05-27,329.56-10,851.55

Finding the Fourth Proportional to 19,804.05, 27,329.56 and 10,851.55

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Solution

The fourth proportional to 19,804.05, 27,329.56 and 10,851.55 is: 14,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,804.05 : 27,329.56 = 10,851.55 : x
  2. Step 2: Convert to fraction form
    19,804.05/27,329.56 = 10,851.55/x
  3. Step 3: Cross multiply
    19,804.05x = 27,329.56 × 10,851.55
  4. Step 4: Simplify right side
    19,804.05x = 296,567,991.37
  5. Step 5: Solve for x
    x = 296,567,991.37/19,804.05
  6. Step 6: Final answer
    x = 14,975.12

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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.