Home / 33,946.35-46,844.83-20,515.30

Finding the Fourth Proportional to 33,946.35, 46,844.83 and 20,515.30

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Solution

The fourth proportional to 33,946.35, 46,844.83 and 20,515.30 is: 28,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,946.35 : 46,844.83 = 20,515.30 : x
  2. Step 2: Convert to fraction form
    33,946.35/46,844.83 = 20,515.30/x
  3. Step 3: Cross multiply
    33,946.35x = 46,844.83 × 20,515.30
  4. Step 4: Simplify right side
    33,946.35x = 961,035,740.90
  5. Step 5: Solve for x
    x = 961,035,740.90/33,946.35
  6. Step 6: Final answer
    x = 28,310.43

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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.