Home / 46,166.72-69,189.89-20,847.38

Finding the Fourth Proportional to 46,166.72, 69,189.89 and 20,847.38

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Solution

The fourth proportional to 46,166.72, 69,189.89 and 20,847.38 is: 31,243.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,166.72 : 69,189.89 = 20,847.38 : x
  2. Step 2: Convert to fraction form
    46,166.72/69,189.89 = 20,847.38/x
  3. Step 3: Cross multiply
    46,166.72x = 69,189.89 × 20,847.38
  4. Step 4: Simplify right side
    46,166.72x = 1,442,427,478.80
  5. Step 5: Solve for x
    x = 1,442,427,478.80/46,166.72
  6. Step 6: Final answer
    x = 31,243.88

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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.