Home / 30,264.86-41,752.32-18,914.60

Finding the Fourth Proportional to 30,264.86, 41,752.32 and 18,914.60

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Solution

The fourth proportional to 30,264.86, 41,752.32 and 18,914.60 is: 26,093.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,264.86 : 41,752.32 = 18,914.60 : x
  2. Step 2: Convert to fraction form
    30,264.86/41,752.32 = 18,914.60/x
  3. Step 3: Cross multiply
    30,264.86x = 41,752.32 × 18,914.60
  4. Step 4: Simplify right side
    30,264.86x = 789,728,431.87
  5. Step 5: Solve for x
    x = 789,728,431.87/30,264.86
  6. Step 6: Final answer
    x = 26,093.91

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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.