Home / 36,646.75-50,576.57-20,731.06

Finding the Fourth Proportional to 36,646.75, 50,576.57 and 20,731.06

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Solution

The fourth proportional to 36,646.75, 50,576.57 and 20,731.06 is: 28,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,646.75 : 50,576.57 = 20,731.06 : x
  2. Step 2: Convert to fraction form
    36,646.75/50,576.57 = 20,731.06/x
  3. Step 3: Cross multiply
    36,646.75x = 50,576.57 × 20,731.06
  4. Step 4: Simplify right side
    36,646.75x = 1,048,505,907.26
  5. Step 5: Solve for x
    x = 1,048,505,907.26/36,646.75
  6. Step 6: Final answer
    x = 28,611.16

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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.