Home / 30,026.28-41,435.46-16,413.78

Finding the Fourth Proportional to 30,026.28, 41,435.46 and 16,413.78

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Solution

The fourth proportional to 30,026.28, 41,435.46 and 16,413.78 is: 22,650.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.28 : 41,435.46 = 16,413.78 : x
  2. Step 2: Convert to fraction form
    30,026.28/41,435.46 = 16,413.78/x
  3. Step 3: Cross multiply
    30,026.28x = 41,435.46 × 16,413.78
  4. Step 4: Simplify right side
    30,026.28x = 680,112,524.64
  5. Step 5: Solve for x
    x = 680,112,524.64/30,026.28
  6. Step 6: Final answer
    x = 22,650.58

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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.