Home / 57,739.54-79,679.02-32,245.20

Finding the Fourth Proportional to 57,739.54, 79,679.02 and 32,245.20

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Solution

The fourth proportional to 57,739.54, 79,679.02 and 32,245.20 is: 44,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,739.54 : 79,679.02 = 32,245.20 : x
  2. Step 2: Convert to fraction form
    57,739.54/79,679.02 = 32,245.20/x
  3. Step 3: Cross multiply
    57,739.54x = 79,679.02 × 32,245.20
  4. Step 4: Simplify right side
    57,739.54x = 2,569,265,935.70
  5. Step 5: Solve for x
    x = 2,569,265,935.70/57,739.54
  6. Step 6: Final answer
    x = 44,497.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.