Home / 26,748.18-36,912.23-15,413.51

Finding the Fourth Proportional to 26,748.18, 36,912.23 and 15,413.51

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Solution

The fourth proportional to 26,748.18, 36,912.23 and 15,413.51 is: 21,270.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.18 : 36,912.23 = 15,413.51 : x
  2. Step 2: Convert to fraction form
    26,748.18/36,912.23 = 15,413.51/x
  3. Step 3: Cross multiply
    26,748.18x = 36,912.23 × 15,413.51
  4. Step 4: Simplify right side
    26,748.18x = 568,947,026.23
  5. Step 5: Solve for x
    x = 568,947,026.23/26,748.18
  6. Step 6: Final answer
    x = 21,270.49

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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.