Home / 36,685.09-50,625.61-20,772.64

Finding the Fourth Proportional to 36,685.09, 50,625.61 and 20,772.64

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Solution

The fourth proportional to 36,685.09, 50,625.61 and 20,772.64 is: 28,666.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685.09 : 50,625.61 = 20,772.64 : x
  2. Step 2: Convert to fraction form
    36,685.09/50,625.61 = 20,772.64/x
  3. Step 3: Cross multiply
    36,685.09x = 50,625.61 × 20,772.64
  4. Step 4: Simplify right side
    36,685.09x = 1,051,627,297.89
  5. Step 5: Solve for x
    x = 1,051,627,297.89/36,685.09
  6. Step 6: Final answer
    x = 28,666.34

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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.