Home / 36,649.28-54,930.18-20,013.50

Finding the Fourth Proportional to 36,649.28, 54,930.18 and 20,013.50

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Solution

The fourth proportional to 36,649.28, 54,930.18 and 20,013.50 is: 29,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,649.28 : 54,930.18 = 20,013.50 : x
  2. Step 2: Convert to fraction form
    36,649.28/54,930.18 = 20,013.50/x
  3. Step 3: Cross multiply
    36,649.28x = 54,930.18 × 20,013.50
  4. Step 4: Simplify right side
    36,649.28x = 1,099,345,157.43
  5. Step 5: Solve for x
    x = 1,099,345,157.43/36,649.28
  6. Step 6: Final answer
    x = 29,996.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.