Home / 36,172.02-49,922.34-21,832.59

Finding the Fourth Proportional to 36,172.02, 49,922.34 and 21,832.59

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Solution

The fourth proportional to 36,172.02, 49,922.34 and 21,832.59 is: 30,131.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,172.02 : 49,922.34 = 21,832.59 : x
  2. Step 2: Convert to fraction form
    36,172.02/49,922.34 = 21,832.59/x
  3. Step 3: Cross multiply
    36,172.02x = 49,922.34 × 21,832.59
  4. Step 4: Simplify right side
    36,172.02x = 1,089,933,981.06
  5. Step 5: Solve for x
    x = 1,089,933,981.06/36,172.02
  6. Step 6: Final answer
    x = 30,131.96

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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.