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Finding the Fourth Proportional to 33,917.70, 46,806.98 and 18,810.98

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Solution

The fourth proportional to 33,917.70, 46,806.98 and 18,810.98 is: 25,959.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,917.70 : 46,806.98 = 18,810.98 : x
  2. Step 2: Convert to fraction form
    33,917.70/46,806.98 = 18,810.98/x
  3. Step 3: Cross multiply
    33,917.70x = 46,806.98 × 18,810.98
  4. Step 4: Simplify right side
    33,917.70x = 880,485,164.64
  5. Step 5: Solve for x
    x = 880,485,164.64/33,917.70
  6. Step 6: Final answer
    x = 25,959.46

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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.