Home / 31,076.35-46,621.28-11,354.88

Finding the Fourth Proportional to 31,076.35, 46,621.28 and 11,354.88

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Solution

The fourth proportional to 31,076.35, 46,621.28 and 11,354.88 is: 17,034.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,076.35 : 46,621.28 = 11,354.88 : x
  2. Step 2: Convert to fraction form
    31,076.35/46,621.28 = 11,354.88/x
  3. Step 3: Cross multiply
    31,076.35x = 46,621.28 × 11,354.88
  4. Step 4: Simplify right side
    31,076.35x = 529,379,039.85
  5. Step 5: Solve for x
    x = 529,379,039.85/31,076.35
  6. Step 6: Final answer
    x = 17,034.79

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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.