Home / 20,737.30-31,096.58-5,942.84

Finding the Fourth Proportional to 20,737.30, 31,096.58 and 5,942.84

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Solution

The fourth proportional to 20,737.30, 31,096.58 and 5,942.84 is: 8,911.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,737.30 : 31,096.58 = 5,942.84 : x
  2. Step 2: Convert to fraction form
    20,737.30/31,096.58 = 5,942.84/x
  3. Step 3: Cross multiply
    20,737.30x = 31,096.58 × 5,942.84
  4. Step 4: Simplify right side
    20,737.30x = 184,801,999.49
  5. Step 5: Solve for x
    x = 184,801,999.49/20,737.30
  6. Step 6: Final answer
    x = 8,911.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.