Home / 22,103.40-33,160.62-10,413.88

Finding the Fourth Proportional to 22,103.40, 33,160.62 and 10,413.88

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Solution

The fourth proportional to 22,103.40, 33,160.62 and 10,413.88 is: 15,623.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,103.40 : 33,160.62 = 10,413.88 : x
  2. Step 2: Convert to fraction form
    22,103.40/33,160.62 = 10,413.88/x
  3. Step 3: Cross multiply
    22,103.40x = 33,160.62 × 10,413.88
  4. Step 4: Simplify right side
    22,103.40x = 345,330,717.41
  5. Step 5: Solve for x
    x = 345,330,717.41/22,103.40
  6. Step 6: Final answer
    x = 15,623.42

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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.