Home / 26,413.42-36,450.54-15,805.58

Finding the Fourth Proportional to 26,413.42, 36,450.54 and 15,805.58

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Solution

The fourth proportional to 26,413.42, 36,450.54 and 15,805.58 is: 21,811.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.42 : 36,450.54 = 15,805.58 : x
  2. Step 2: Convert to fraction form
    26,413.42/36,450.54 = 15,805.58/x
  3. Step 3: Cross multiply
    26,413.42x = 36,450.54 × 15,805.58
  4. Step 4: Simplify right side
    26,413.42x = 576,121,926.01
  5. Step 5: Solve for x
    x = 576,121,926.01/26,413.42
  6. Step 6: Final answer
    x = 21,811.71

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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.