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Finding the Fourth Proportional to 33,846.50, 46,708.17 and 18,942.50

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Solution

The fourth proportional to 33,846.50, 46,708.17 and 18,942.50 is: 26,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,846.50 : 46,708.17 = 18,942.50 : x
  2. Step 2: Convert to fraction form
    33,846.50/46,708.17 = 18,942.50/x
  3. Step 3: Cross multiply
    33,846.50x = 46,708.17 × 18,942.50
  4. Step 4: Simplify right side
    33,846.50x = 884,769,510.23
  5. Step 5: Solve for x
    x = 884,769,510.23/33,846.50
  6. Step 6: Final answer
    x = 26,140.65

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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.