Home / 27,831.92-38,413.86-25,590.26

Finding the Fourth Proportional to 27,831.92, 38,413.86 and 25,590.26

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Solution

The fourth proportional to 27,831.92, 38,413.86 and 25,590.26 is: 35,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,831.92 : 38,413.86 = 25,590.26 : x
  2. Step 2: Convert to fraction form
    27,831.92/38,413.86 = 25,590.26/x
  3. Step 3: Cross multiply
    27,831.92x = 38,413.86 × 25,590.26
  4. Step 4: Simplify right side
    27,831.92x = 983,020,665.00
  5. Step 5: Solve for x
    x = 983,020,665.00/27,831.92
  6. Step 6: Final answer
    x = 35,319.90

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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.