Home / 33,929.28-50,926.86-20,807.28

Finding the Fourth Proportional to 33,929.28, 50,926.86 and 20,807.28

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Solution

The fourth proportional to 33,929.28, 50,926.86 and 20,807.28 is: 31,231.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,929.28 : 50,926.86 = 20,807.28 : x
  2. Step 2: Convert to fraction form
    33,929.28/50,926.86 = 20,807.28/x
  3. Step 3: Cross multiply
    33,929.28x = 50,926.86 × 20,807.28
  4. Step 4: Simplify right side
    33,929.28x = 1,059,649,435.54
  5. Step 5: Solve for x
    x = 1,059,649,435.54/33,929.28
  6. Step 6: Final answer
    x = 31,231.12

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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.