Home / 45,413.15-68,100.29-14,250.83

Finding the Fourth Proportional to 45,413.15, 68,100.29 and 14,250.83

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Solution

The fourth proportional to 45,413.15, 68,100.29 and 14,250.83 is: 21,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,413.15 : 68,100.29 = 14,250.83 : x
  2. Step 2: Convert to fraction form
    45,413.15/68,100.29 = 14,250.83/x
  3. Step 3: Cross multiply
    45,413.15x = 68,100.29 × 14,250.83
  4. Step 4: Simplify right side
    45,413.15x = 970,485,584.49
  5. Step 5: Solve for x
    x = 970,485,584.49/45,413.15
  6. Step 6: Final answer
    x = 21,370.14

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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.