Home / 19,370.92-26,731.62-11,413.48

Finding the Fourth Proportional to 19,370.92, 26,731.62 and 11,413.48

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Solution

The fourth proportional to 19,370.92, 26,731.62 and 11,413.48 is: 15,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,370.92 : 26,731.62 = 11,413.48 : x
  2. Step 2: Convert to fraction form
    19,370.92/26,731.62 = 11,413.48/x
  3. Step 3: Cross multiply
    19,370.92x = 26,731.62 × 11,413.48
  4. Step 4: Simplify right side
    19,370.92x = 305,100,810.24
  5. Step 5: Solve for x
    x = 305,100,810.24/19,370.92
  6. Step 6: Final answer
    x = 15,750.46

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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.