Home / 33,926.45-46,816.38-20,489.76

Finding the Fourth Proportional to 33,926.45, 46,816.38 and 20,489.76

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Solution

The fourth proportional to 33,926.45, 46,816.38 and 20,489.76 is: 28,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,926.45 : 46,816.38 = 20,489.76 : x
  2. Step 2: Convert to fraction form
    33,926.45/46,816.38 = 20,489.76/x
  3. Step 3: Cross multiply
    33,926.45x = 46,816.38 × 20,489.76
  4. Step 4: Simplify right side
    33,926.45x = 959,256,390.27
  5. Step 5: Solve for x
    x = 959,256,390.27/33,926.45
  6. Step 6: Final answer
    x = 28,274.59

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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.