Home / 36,230.09-49,999.68-20,315.41

Finding the Fourth Proportional to 36,230.09, 49,999.68 and 20,315.41

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Solution

The fourth proportional to 36,230.09, 49,999.68 and 20,315.41 is: 28,036.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,230.09 : 49,999.68 = 20,315.41 : x
  2. Step 2: Convert to fraction form
    36,230.09/49,999.68 = 20,315.41/x
  3. Step 3: Cross multiply
    36,230.09x = 49,999.68 × 20,315.41
  4. Step 4: Simplify right side
    36,230.09x = 1,015,763,874.07
  5. Step 5: Solve for x
    x = 1,015,763,874.07/36,230.09
  6. Step 6: Final answer
    x = 28,036.48

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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.