Home / 22,413.36-33,639.48-10,729.92

Finding the Fourth Proportional to 22,413.36, 33,639.48 and 10,729.92

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Solution

The fourth proportional to 22,413.36, 33,639.48 and 10,729.92 is: 16,104.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,413.36 : 33,639.48 = 10,729.92 : x
  2. Step 2: Convert to fraction form
    22,413.36/33,639.48 = 10,729.92/x
  3. Step 3: Cross multiply
    22,413.36x = 33,639.48 × 10,729.92
  4. Step 4: Simplify right side
    22,413.36x = 360,948,929.24
  5. Step 5: Solve for x
    x = 360,948,929.24/22,413.36
  6. Step 6: Final answer
    x = 16,104.19

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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.