Home / 35,942.96-49,601.24-20,844.40

Finding the Fourth Proportional to 35,942.96, 49,601.24 and 20,844.40

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Solution

The fourth proportional to 35,942.96, 49,601.24 and 20,844.40 is: 28,765.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,942.96 : 49,601.24 = 20,844.40 : x
  2. Step 2: Convert to fraction form
    35,942.96/49,601.24 = 20,844.40/x
  3. Step 3: Cross multiply
    35,942.96x = 49,601.24 × 20,844.40
  4. Step 4: Simplify right side
    35,942.96x = 1,033,908,087.06
  5. Step 5: Solve for x
    x = 1,033,908,087.06/35,942.96
  6. Step 6: Final answer
    x = 28,765.25

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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.