Home / 26,948.99-40,413.63-10,300.79

Finding the Fourth Proportional to 26,948.99, 40,413.63 and 10,300.79

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Solution

The fourth proportional to 26,948.99, 40,413.63 and 10,300.79 is: 15,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.99 : 40,413.63 = 10,300.79 : x
  2. Step 2: Convert to fraction form
    26,948.99/40,413.63 = 10,300.79/x
  3. Step 3: Cross multiply
    26,948.99x = 40,413.63 × 10,300.79
  4. Step 4: Simplify right side
    26,948.99x = 416,292,315.77
  5. Step 5: Solve for x
    x = 416,292,315.77/26,948.99
  6. Step 6: Final answer
    x = 15,447.42

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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.