Home / 26,413.49-39,550.53-18,525.71

Finding the Fourth Proportional to 26,413.49, 39,550.53 and 18,525.71

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Solution

The fourth proportional to 26,413.49, 39,550.53 and 18,525.71 is: 27,739.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.49 : 39,550.53 = 18,525.71 : x
  2. Step 2: Convert to fraction form
    26,413.49/39,550.53 = 18,525.71/x
  3. Step 3: Cross multiply
    26,413.49x = 39,550.53 × 18,525.71
  4. Step 4: Simplify right side
    26,413.49x = 732,701,713.27
  5. Step 5: Solve for x
    x = 732,701,713.27/26,413.49
  6. Step 6: Final answer
    x = 27,739.68

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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.