Home / 46,076.66-69,114.53-21,109.62

Finding the Fourth Proportional to 46,076.66, 69,114.53 and 21,109.62

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Solution

The fourth proportional to 46,076.66, 69,114.53 and 21,109.62 is: 31,664.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,076.66 : 69,114.53 = 21,109.62 : x
  2. Step 2: Convert to fraction form
    46,076.66/69,114.53 = 21,109.62/x
  3. Step 3: Cross multiply
    46,076.66x = 69,114.53 × 21,109.62
  4. Step 4: Simplify right side
    46,076.66x = 1,458,981,776.73
  5. Step 5: Solve for x
    x = 1,458,981,776.73/46,076.66
  6. Step 6: Final answer
    x = 31,664.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.