Home / 46,450.48-69,669.24-18,742

Finding the Fourth Proportional to 46,450.48, 69,669.24 and 18,742

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Solution

The fourth proportional to 46,450.48, 69,669.24 and 18,742 is: 28,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,450.48 : 69,669.24 = 18,742 : x
  2. Step 2: Convert to fraction form
    46,450.48/69,669.24 = 18,742/x
  3. Step 3: Cross multiply
    46,450.48x = 69,669.24 × 18,742
  4. Step 4: Simplify right side
    46,450.48x = 1,305,740,896.08
  5. Step 5: Solve for x
    x = 1,305,740,896.08/46,450.48
  6. Step 6: Final answer
    x = 28,110.39

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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.