Home / 31,172.82-46,676.16-27,187.02

Finding the Fourth Proportional to 31,172.82, 46,676.16 and 27,187.02

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Solution

The fourth proportional to 31,172.82, 46,676.16 and 27,187.02 is: 40,708.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,172.82 : 46,676.16 = 27,187.02 : x
  2. Step 2: Convert to fraction form
    31,172.82/46,676.16 = 27,187.02/x
  3. Step 3: Cross multiply
    31,172.82x = 46,676.16 × 27,187.02
  4. Step 4: Simplify right side
    31,172.82x = 1,268,985,695.44
  5. Step 5: Solve for x
    x = 1,268,985,695.44/31,172.82
  6. Step 6: Final answer
    x = 40,708.08

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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.