Home / 27,413.70-41,120.55-15,749.70

Finding the Fourth Proportional to 27,413.70, 41,120.55 and 15,749.70

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Solution

The fourth proportional to 27,413.70, 41,120.55 and 15,749.70 is: 23,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.70 : 41,120.55 = 15,749.70 : x
  2. Step 2: Convert to fraction form
    27,413.70/41,120.55 = 15,749.70/x
  3. Step 3: Cross multiply
    27,413.70x = 41,120.55 × 15,749.70
  4. Step 4: Simplify right side
    27,413.70x = 647,636,326.34
  5. Step 5: Solve for x
    x = 647,636,326.34/27,413.70
  6. Step 6: Final answer
    x = 23,624.55

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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.