Home / 18,911.39-26,097.48-10,413.33

Finding the Fourth Proportional to 18,911.39, 26,097.48 and 10,413.33

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Solution

The fourth proportional to 18,911.39, 26,097.48 and 10,413.33 is: 14,370.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,911.39 : 26,097.48 = 10,413.33 : x
  2. Step 2: Convert to fraction form
    18,911.39/26,097.48 = 10,413.33/x
  3. Step 3: Cross multiply
    18,911.39x = 26,097.48 × 10,413.33
  4. Step 4: Simplify right side
    18,911.39x = 271,761,671.41
  5. Step 5: Solve for x
    x = 271,761,671.41/18,911.39
  6. Step 6: Final answer
    x = 14,370.27

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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.