Home / 23,954.40-35,765.10-20,181.60

Finding the Fourth Proportional to 23,954.40, 35,765.10 and 20,181.60

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Solution

The fourth proportional to 23,954.40, 35,765.10 and 20,181.60 is: 30,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,954.40 : 35,765.10 = 20,181.60 : x
  2. Step 2: Convert to fraction form
    23,954.40/35,765.10 = 20,181.60/x
  3. Step 3: Cross multiply
    23,954.40x = 35,765.10 × 20,181.60
  4. Step 4: Simplify right side
    23,954.40x = 721,796,942.16
  5. Step 5: Solve for x
    x = 721,796,942.16/23,954.40
  6. Step 6: Final answer
    x = 30,132.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.