Home / 44,571.20-66,842.21-20,871.41

Finding the Fourth Proportional to 44,571.20, 66,842.21 and 20,871.41

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Solution

The fourth proportional to 44,571.20, 66,842.21 and 20,871.41 is: 31,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,571.20 : 66,842.21 = 20,871.41 : x
  2. Step 2: Convert to fraction form
    44,571.20/66,842.21 = 20,871.41/x
  3. Step 3: Cross multiply
    44,571.20x = 66,842.21 × 20,871.41
  4. Step 4: Simplify right side
    44,571.20x = 1,395,090,731.65
  5. Step 5: Solve for x
    x = 1,395,090,731.65/44,571.20
  6. Step 6: Final answer
    x = 31,300.28

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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.