Home / 19,973.96-27,563.99-11,021.42

Finding the Fourth Proportional to 19,973.96, 27,563.99 and 11,021.42

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Solution

The fourth proportional to 19,973.96, 27,563.99 and 11,021.42 is: 15,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.96 : 27,563.99 = 11,021.42 : x
  2. Step 2: Convert to fraction form
    19,973.96/27,563.99 = 11,021.42/x
  3. Step 3: Cross multiply
    19,973.96x = 27,563.99 × 11,021.42
  4. Step 4: Simplify right side
    19,973.96x = 303,794,310.67
  5. Step 5: Solve for x
    x = 303,794,310.67/19,973.96
  6. Step 6: Final answer
    x = 15,209.52

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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.