Home / 40,768.56-56,223.78-26,413.80

Finding the Fourth Proportional to 40,768.56, 56,223.78 and 26,413.80

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Solution

The fourth proportional to 40,768.56, 56,223.78 and 26,413.80 is: 36,427.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.56 : 56,223.78 = 26,413.80 : x
  2. Step 2: Convert to fraction form
    40,768.56/56,223.78 = 26,413.80/x
  3. Step 3: Cross multiply
    40,768.56x = 56,223.78 × 26,413.80
  4. Step 4: Simplify right side
    40,768.56x = 1,485,083,680.16
  5. Step 5: Solve for x
    x = 1,485,083,680.16/40,768.56
  6. Step 6: Final answer
    x = 36,427.18

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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.