Home / 18,795.33-25,925.07-12,089.44

Finding the Fourth Proportional to 18,795.33, 25,925.07 and 12,089.44

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Solution

The fourth proportional to 18,795.33, 25,925.07 and 12,089.44 is: 16,675.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,795.33 : 25,925.07 = 12,089.44 : x
  2. Step 2: Convert to fraction form
    18,795.33/25,925.07 = 12,089.44/x
  3. Step 3: Cross multiply
    18,795.33x = 25,925.07 × 12,089.44
  4. Step 4: Simplify right side
    18,795.33x = 313,419,578.26
  5. Step 5: Solve for x
    x = 313,419,578.26/18,795.33
  6. Step 6: Final answer
    x = 16,675.40

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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.