Home / 20,058.62-27,681.11-11,106.26

Finding the Fourth Proportional to 20,058.62, 27,681.11 and 11,106.26

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Solution

The fourth proportional to 20,058.62, 27,681.11 and 11,106.26 is: 15,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.62 : 27,681.11 = 11,106.26 : x
  2. Step 2: Convert to fraction form
    20,058.62/27,681.11 = 11,106.26/x
  3. Step 3: Cross multiply
    20,058.62x = 27,681.11 × 11,106.26
  4. Step 4: Simplify right side
    20,058.62x = 307,433,604.75
  5. Step 5: Solve for x
    x = 307,433,604.75/20,058.62
  6. Step 6: Final answer
    x = 15,326.76

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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.