Home / 44,122.02-66,190.35-20,453.28

Finding the Fourth Proportional to 44,122.02, 66,190.35 and 20,453.28

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Solution

The fourth proportional to 44,122.02, 66,190.35 and 20,453.28 is: 30,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,122.02 : 66,190.35 = 20,453.28 : x
  2. Step 2: Convert to fraction form
    44,122.02/66,190.35 = 20,453.28/x
  3. Step 3: Cross multiply
    44,122.02x = 66,190.35 × 20,453.28
  4. Step 4: Simplify right side
    44,122.02x = 1,353,809,761.85
  5. Step 5: Solve for x
    x = 1,353,809,761.85/44,122.02
  6. Step 6: Final answer
    x = 30,683.31

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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.