Home / 31,184.97-46,771.80-8,992.89

Finding the Fourth Proportional to 31,184.97, 46,771.80 and 8,992.89

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Solution

The fourth proportional to 31,184.97, 46,771.80 and 8,992.89 is: 13,487.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.97 : 46,771.80 = 8,992.89 : x
  2. Step 2: Convert to fraction form
    31,184.97/46,771.80 = 8,992.89/x
  3. Step 3: Cross multiply
    31,184.97x = 46,771.80 × 8,992.89
  4. Step 4: Simplify right side
    31,184.97x = 420,613,652.50
  5. Step 5: Solve for x
    x = 420,613,652.50/31,184.97
  6. Step 6: Final answer
    x = 13,487.70

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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.