Home / 57,077.55-85,620.42-17,629.56

Finding the Fourth Proportional to 57,077.55, 85,620.42 and 17,629.56

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Solution

The fourth proportional to 57,077.55, 85,620.42 and 17,629.56 is: 26,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,077.55 : 85,620.42 = 17,629.56 : x
  2. Step 2: Convert to fraction form
    57,077.55/85,620.42 = 17,629.56/x
  3. Step 3: Cross multiply
    57,077.55x = 85,620.42 × 17,629.56
  4. Step 4: Simplify right side
    57,077.55x = 1,509,450,331.62
  5. Step 5: Solve for x
    x = 1,509,450,331.62/57,077.55
  6. Step 6: Final answer
    x = 26,445.60

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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.