Home / 36,428.42-50,273.81-20,297.07

Finding the Fourth Proportional to 36,428.42, 50,273.81 and 20,297.07

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Solution

The fourth proportional to 36,428.42, 50,273.81 and 20,297.07 is: 28,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.42 : 50,273.81 = 20,297.07 : x
  2. Step 2: Convert to fraction form
    36,428.42/50,273.81 = 20,297.07/x
  3. Step 3: Cross multiply
    36,428.42x = 50,273.81 × 20,297.07
  4. Step 4: Simplify right side
    36,428.42x = 1,020,410,939.25
  5. Step 5: Solve for x
    x = 1,020,410,939.25/36,428.42
  6. Step 6: Final answer
    x = 28,011.40

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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.