Home / 36,640.81-50,562.79-20,725.53

Finding the Fourth Proportional to 36,640.81, 50,562.79 and 20,725.53

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Solution

The fourth proportional to 36,640.81, 50,562.79 and 20,725.53 is: 28,600.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.81 : 50,562.79 = 20,725.53 : x
  2. Step 2: Convert to fraction form
    36,640.81/50,562.79 = 20,725.53/x
  3. Step 3: Cross multiply
    36,640.81x = 50,562.79 × 20,725.53
  4. Step 4: Simplify right side
    36,640.81x = 1,047,940,621.03
  5. Step 5: Solve for x
    x = 1,047,940,621.03/36,640.81
  6. Step 6: Final answer
    x = 28,600.37

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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.