Home / 19,973.20-27,563.09-11,020.96

Finding the Fourth Proportional to 19,973.20, 27,563.09 and 11,020.96

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Solution

The fourth proportional to 19,973.20, 27,563.09 and 11,020.96 is: 15,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.20 : 27,563.09 = 11,020.96 : x
  2. Step 2: Convert to fraction form
    19,973.20/27,563.09 = 11,020.96/x
  3. Step 3: Cross multiply
    19,973.20x = 27,563.09 × 11,020.96
  4. Step 4: Simplify right side
    19,973.20x = 303,771,761.46
  5. Step 5: Solve for x
    x = 303,771,761.46/19,973.20
  6. Step 6: Final answer
    x = 15,208.97

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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.