Home / 16,996.50-25,413.62-15,507.65

Finding the Fourth Proportional to 16,996.50, 25,413.62 and 15,507.65

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Solution

The fourth proportional to 16,996.50, 25,413.62 and 15,507.65 is: 23,187.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.50 : 25,413.62 = 15,507.65 : x
  2. Step 2: Convert to fraction form
    16,996.50/25,413.62 = 15,507.65/x
  3. Step 3: Cross multiply
    16,996.50x = 25,413.62 × 15,507.65
  4. Step 4: Simplify right side
    16,996.50x = 394,105,510.19
  5. Step 5: Solve for x
    x = 394,105,510.19/16,996.50
  6. Step 6: Final answer
    x = 23,187.45

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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.