Home / 46,664.70-64,378.89-28,728.54

Finding the Fourth Proportional to 46,664.70, 64,378.89 and 28,728.54

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Solution

The fourth proportional to 46,664.70, 64,378.89 and 28,728.54 is: 39,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,664.70 : 64,378.89 = 28,728.54 : x
  2. Step 2: Convert to fraction form
    46,664.70/64,378.89 = 28,728.54/x
  3. Step 3: Cross multiply
    46,664.70x = 64,378.89 × 28,728.54
  4. Step 4: Simplify right side
    46,664.70x = 1,849,511,516.52
  5. Step 5: Solve for x
    x = 1,849,511,516.52/46,664.70
  6. Step 6: Final answer
    x = 39,634.06

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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.