Home / 33,940.46-46,835.70-20,503.76

Finding the Fourth Proportional to 33,940.46, 46,835.70 and 20,503.76

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Solution

The fourth proportional to 33,940.46, 46,835.70 and 20,503.76 is: 28,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.46 : 46,835.70 = 20,503.76 : x
  2. Step 2: Convert to fraction form
    33,940.46/46,835.70 = 20,503.76/x
  3. Step 3: Cross multiply
    33,940.46x = 46,835.70 × 20,503.76
  4. Step 4: Simplify right side
    33,940.46x = 960,307,952.23
  5. Step 5: Solve for x
    x = 960,307,952.23/33,940.46
  6. Step 6: Final answer
    x = 28,293.90

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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.