Home / 38,413.58-53,031.66-26,540.84

Finding the Fourth Proportional to 38,413.58, 53,031.66 and 26,540.84

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Solution

The fourth proportional to 38,413.58, 53,031.66 and 26,540.84 is: 36,640.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,413.58 : 53,031.66 = 26,540.84 : x
  2. Step 2: Convert to fraction form
    38,413.58/53,031.66 = 26,540.84/x
  3. Step 3: Cross multiply
    38,413.58x = 53,031.66 × 26,540.84
  4. Step 4: Simplify right side
    38,413.58x = 1,407,504,802.99
  5. Step 5: Solve for x
    x = 1,407,504,802.99/38,413.58
  6. Step 6: Final answer
    x = 36,640.81

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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.