Home / 27,348.09-37,737.54-15,413.28

Finding the Fourth Proportional to 27,348.09, 37,737.54 and 15,413.28

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Solution

The fourth proportional to 27,348.09, 37,737.54 and 15,413.28 is: 21,268.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,348.09 : 37,737.54 = 15,413.28 : x
  2. Step 2: Convert to fraction form
    27,348.09/37,737.54 = 15,413.28/x
  3. Step 3: Cross multiply
    27,348.09x = 37,737.54 × 15,413.28
  4. Step 4: Simplify right side
    27,348.09x = 581,659,270.53
  5. Step 5: Solve for x
    x = 581,659,270.53/27,348.09
  6. Step 6: Final answer
    x = 21,268.73

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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.