Home / 39,926.16-55,096.90-22,021.15

Finding the Fourth Proportional to 39,926.16, 55,096.90 and 22,021.15

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Solution

The fourth proportional to 39,926.16, 55,096.90 and 22,021.15 is: 30,388.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.16 : 55,096.90 = 22,021.15 : x
  2. Step 2: Convert to fraction form
    39,926.16/55,096.90 = 22,021.15/x
  3. Step 3: Cross multiply
    39,926.16x = 55,096.90 × 22,021.15
  4. Step 4: Simplify right side
    39,926.16x = 1,213,297,099.44
  5. Step 5: Solve for x
    x = 1,213,297,099.44/39,926.16
  6. Step 6: Final answer
    x = 30,388.52

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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.