Home / 40,033.58-55,245.53-22,129.34

Finding the Fourth Proportional to 40,033.58, 55,245.53 and 22,129.34

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Solution

The fourth proportional to 40,033.58, 55,245.53 and 22,129.34 is: 30,538.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,033.58 : 55,245.53 = 22,129.34 : x
  2. Step 2: Convert to fraction form
    40,033.58/55,245.53 = 22,129.34/x
  3. Step 3: Cross multiply
    40,033.58x = 55,245.53 × 22,129.34
  4. Step 4: Simplify right side
    40,033.58x = 1,222,546,895.95
  5. Step 5: Solve for x
    x = 1,222,546,895.95/40,033.58
  6. Step 6: Final answer
    x = 30,538.04

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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.