Home / 26,413.50-36,453.87-15,235.50

Finding the Fourth Proportional to 26,413.50, 36,453.87 and 15,235.50

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Solution

The fourth proportional to 26,413.50, 36,453.87 and 15,235.50 is: 21,026.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,413.50 : 36,453.87 = 15,235.50 : x
  2. Step 2: Convert to fraction form
    26,413.50/36,453.87 = 15,235.50/x
  3. Step 3: Cross multiply
    26,413.50x = 36,453.87 × 15,235.50
  4. Step 4: Simplify right side
    26,413.50x = 555,392,936.39
  5. Step 5: Solve for x
    x = 555,392,936.39/26,413.50
  6. Step 6: Final answer
    x = 21,026.86

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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.