Home / 37,942.13-52,356.39-20,945.27

Finding the Fourth Proportional to 37,942.13, 52,356.39 and 20,945.27

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Solution

The fourth proportional to 37,942.13, 52,356.39 and 20,945.27 is: 28,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,942.13 : 52,356.39 = 20,945.27 : x
  2. Step 2: Convert to fraction form
    37,942.13/52,356.39 = 20,945.27/x
  3. Step 3: Cross multiply
    37,942.13x = 52,356.39 × 20,945.27
  4. Step 4: Simplify right side
    37,942.13x = 1,096,618,462.99
  5. Step 5: Solve for x
    x = 1,096,618,462.99/37,942.13
  6. Step 6: Final answer
    x = 28,902.40

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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.