Home / 18,569.73-25,616.69-12,195.41

Finding the Fourth Proportional to 18,569.73, 25,616.69 and 12,195.41

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Solution

The fourth proportional to 18,569.73, 25,616.69 and 12,195.41 is: 16,823.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.73 : 25,616.69 = 12,195.41 : x
  2. Step 2: Convert to fraction form
    18,569.73/25,616.69 = 12,195.41/x
  3. Step 3: Cross multiply
    18,569.73x = 25,616.69 × 12,195.41
  4. Step 4: Simplify right side
    18,569.73x = 312,405,848.33
  5. Step 5: Solve for x
    x = 312,405,848.33/18,569.73
  6. Step 6: Final answer
    x = 16,823.39

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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.