Home / 30,219.82-41,728.58-25,210.33

Finding the Fourth Proportional to 30,219.82, 41,728.58 and 25,210.33

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Solution

The fourth proportional to 30,219.82, 41,728.58 and 25,210.33 is: 34,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219.82 : 41,728.58 = 25,210.33 : x
  2. Step 2: Convert to fraction form
    30,219.82/41,728.58 = 25,210.33/x
  3. Step 3: Cross multiply
    30,219.82x = 41,728.58 × 25,210.33
  4. Step 4: Simplify right side
    30,219.82x = 1,051,991,272.23
  5. Step 5: Solve for x
    x = 1,051,991,272.23/30,219.82
  6. Step 6: Final answer
    x = 34,811.30

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Similar ratio
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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.