Home / 46,172.16-69,269.76-18,469.44

Finding the Fourth Proportional to 46,172.16, 69,269.76 and 18,469.44

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Solution

The fourth proportional to 46,172.16, 69,269.76 and 18,469.44 is: 27,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,172.16 : 69,269.76 = 18,469.44 : x
  2. Step 2: Convert to fraction form
    46,172.16/69,269.76 = 18,469.44/x
  3. Step 3: Cross multiply
    46,172.16x = 69,269.76 × 18,469.44
  4. Step 4: Simplify right side
    46,172.16x = 1,279,373,676.13
  5. Step 5: Solve for x
    x = 1,279,373,676.13/46,172.16
  6. Step 6: Final answer
    x = 27,708.77

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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.