Home / 43,999.21-66,011.01-20,314

Finding the Fourth Proportional to 43,999.21, 66,011.01 and 20,314

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Solution

The fourth proportional to 43,999.21, 66,011.01 and 20,314 is: 30,476.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,999.21 : 66,011.01 = 20,314 : x
  2. Step 2: Convert to fraction form
    43,999.21/66,011.01 = 20,314/x
  3. Step 3: Cross multiply
    43,999.21x = 66,011.01 × 20,314
  4. Step 4: Simplify right side
    43,999.21x = 1,340,947,657.14
  5. Step 5: Solve for x
    x = 1,340,947,657.14/43,999.21
  6. Step 6: Final answer
    x = 30,476.63

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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.