Home / 54,413.05-81,633.36-26,346.55

Finding the Fourth Proportional to 54,413.05, 81,633.36 and 26,346.55

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Solution

The fourth proportional to 54,413.05, 81,633.36 and 26,346.55 is: 39,526.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,413.05 : 81,633.36 = 26,346.55 : x
  2. Step 2: Convert to fraction form
    54,413.05/81,633.36 = 26,346.55/x
  3. Step 3: Cross multiply
    54,413.05x = 81,633.36 × 26,346.55
  4. Step 4: Simplify right side
    54,413.05x = 2,150,757,400.91
  5. Step 5: Solve for x
    x = 2,150,757,400.91/54,413.05
  6. Step 6: Final answer
    x = 39,526.50

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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.