Home / 12,239.44-18,266.68-11,058.46

Finding the Fourth Proportional to 12,239.44, 18,266.68 and 11,058.46

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Solution

The fourth proportional to 12,239.44, 18,266.68 and 11,058.46 is: 16,504.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239.44 : 18,266.68 = 11,058.46 : x
  2. Step 2: Convert to fraction form
    12,239.44/18,266.68 = 11,058.46/x
  3. Step 3: Cross multiply
    12,239.44x = 18,266.68 × 11,058.46
  4. Step 4: Simplify right side
    12,239.44x = 202,001,318.27
  5. Step 5: Solve for x
    x = 202,001,318.27/12,239.44
  6. Step 6: Final answer
    x = 16,504.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.