Home / 12,058.87-18,066.40-11,796.43

Finding the Fourth Proportional to 12,058.87, 18,066.40 and 11,796.43

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Solution

The fourth proportional to 12,058.87, 18,066.40 and 11,796.43 is: 17,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.87 : 18,066.40 = 11,796.43 : x
  2. Step 2: Convert to fraction form
    12,058.87/18,066.40 = 11,796.43/x
  3. Step 3: Cross multiply
    12,058.87x = 18,066.40 × 11,796.43
  4. Step 4: Simplify right side
    12,058.87x = 213,119,022.95
  5. Step 5: Solve for x
    x = 213,119,022.95/12,058.87
  6. Step 6: Final answer
    x = 17,673.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.