Home / 54,413.55-81,634.11-26,347.05

Finding the Fourth Proportional to 54,413.55, 81,634.11 and 26,347.05

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Solution

The fourth proportional to 54,413.55, 81,634.11 and 26,347.05 is: 39,527.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,413.55 : 81,634.11 = 26,347.05 : x
  2. Step 2: Convert to fraction form
    54,413.55/81,634.11 = 26,347.05/x
  3. Step 3: Cross multiply
    54,413.55x = 81,634.11 × 26,347.05
  4. Step 4: Simplify right side
    54,413.55x = 2,150,817,977.88
  5. Step 5: Solve for x
    x = 2,150,817,977.88/54,413.55
  6. Step 6: Final answer
    x = 39,527.25

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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.