Home / 17,279.30-25,912.47-7,413.50

Finding the Fourth Proportional to 17,279.30, 25,912.47 and 7,413.50

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Solution

The fourth proportional to 17,279.30, 25,912.47 and 7,413.50 is: 11,117.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279.30 : 25,912.47 = 7,413.50 : x
  2. Step 2: Convert to fraction form
    17,279.30/25,912.47 = 7,413.50/x
  3. Step 3: Cross multiply
    17,279.30x = 25,912.47 × 7,413.50
  4. Step 4: Simplify right side
    17,279.30x = 192,102,096.35
  5. Step 5: Solve for x
    x = 192,102,096.35/17,279.30
  6. Step 6: Final answer
    x = 11,117.47

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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.