Home / 33,664.88-46,458.50-20,747.00

Finding the Fourth Proportional to 33,664.88, 46,458.50 and 20,747.00

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Solution

The fourth proportional to 33,664.88, 46,458.50 and 20,747.00 is: 28,631.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,664.88 : 46,458.50 = 20,747.00 : x
  2. Step 2: Convert to fraction form
    33,664.88/46,458.50 = 20,747.00/x
  3. Step 3: Cross multiply
    33,664.88x = 46,458.50 × 20,747.00
  4. Step 4: Simplify right side
    33,664.88x = 963,874,511.91
  5. Step 5: Solve for x
    x = 963,874,511.91/33,664.88
  6. Step 6: Final answer
    x = 28,631.45

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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.