Home / 43,084.31-64,628.89-16,786.85

Finding the Fourth Proportional to 43,084.31, 64,628.89 and 16,786.85

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Solution

The fourth proportional to 43,084.31, 64,628.89 and 16,786.85 is: 25,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,084.31 : 64,628.89 = 16,786.85 : x
  2. Step 2: Convert to fraction form
    43,084.31/64,628.89 = 16,786.85/x
  3. Step 3: Cross multiply
    43,084.31x = 64,628.89 × 16,786.85
  4. Step 4: Simplify right side
    43,084.31x = 1,084,915,116.98
  5. Step 5: Solve for x
    x = 1,084,915,116.98/43,084.31
  6. Step 6: Final answer
    x = 25,181.21

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1.5x scale

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.