Home / 36,685.44-50,625.76-20,769.92

Finding the Fourth Proportional to 36,685.44, 50,625.76 and 20,769.92

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Solution

The fourth proportional to 36,685.44, 50,625.76 and 20,769.92 is: 28,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,685.44 : 50,625.76 = 20,769.92 : x
  2. Step 2: Convert to fraction form
    36,685.44/50,625.76 = 20,769.92/x
  3. Step 3: Cross multiply
    36,685.44x = 50,625.76 × 20,769.92
  4. Step 4: Simplify right side
    36,685.44x = 1,051,492,985.14
  5. Step 5: Solve for x
    x = 1,051,492,985.14/36,685.44
  6. Step 6: Final answer
    x = 28,662.41

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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.