Home / 46,469.38-69,664.89-20,154.31

Finding the Fourth Proportional to 46,469.38, 69,664.89 and 20,154.31

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Solution

The fourth proportional to 46,469.38, 69,664.89 and 20,154.31 is: 30,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,469.38 : 69,664.89 = 20,154.31 : x
  2. Step 2: Convert to fraction form
    46,469.38/69,664.89 = 20,154.31/x
  3. Step 3: Cross multiply
    46,469.38x = 69,664.89 × 20,154.31
  4. Step 4: Simplify right side
    46,469.38x = 1,404,047,789.18
  5. Step 5: Solve for x
    x = 1,404,047,789.18/46,469.38
  6. Step 6: Final answer
    x = 30,214.47

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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.