Home / 12,395.73-18,581.30-11,073.51

Finding the Fourth Proportional to 12,395.73, 18,581.30 and 11,073.51

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Solution

The fourth proportional to 12,395.73, 18,581.30 and 11,073.51 is: 16,599.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395.73 : 18,581.30 = 11,073.51 : x
  2. Step 2: Convert to fraction form
    12,395.73/18,581.30 = 11,073.51/x
  3. Step 3: Cross multiply
    12,395.73x = 18,581.30 × 11,073.51
  4. Step 4: Simplify right side
    12,395.73x = 205,760,197.52
  5. Step 5: Solve for x
    x = 205,760,197.52/12,395.73
  6. Step 6: Final answer
    x = 16,599.28

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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.