Home / 19,923.55-27,493.42-10,969.36

Finding the Fourth Proportional to 19,923.55, 27,493.42 and 10,969.36

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Solution

The fourth proportional to 19,923.55, 27,493.42 and 10,969.36 is: 15,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.55 : 27,493.42 = 10,969.36 : x
  2. Step 2: Convert to fraction form
    19,923.55/27,493.42 = 10,969.36/x
  3. Step 3: Cross multiply
    19,923.55x = 27,493.42 × 10,969.36
  4. Step 4: Simplify right side
    19,923.55x = 301,585,221.61
  5. Step 5: Solve for x
    x = 301,585,221.61/19,923.55
  6. Step 6: Final answer
    x = 15,137.12

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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.