Home / 57,634.56-79,562.25-40,652.64

Finding the Fourth Proportional to 57,634.56, 79,562.25 and 40,652.64

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Solution

The fourth proportional to 57,634.56, 79,562.25 and 40,652.64 is: 56,119.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,634.56 : 79,562.25 = 40,652.64 : x
  2. Step 2: Convert to fraction form
    57,634.56/79,562.25 = 40,652.64/x
  3. Step 3: Cross multiply
    57,634.56x = 79,562.25 × 40,652.64
  4. Step 4: Simplify right side
    57,634.56x = 3,234,415,506.84
  5. Step 5: Solve for x
    x = 3,234,415,506.84/57,634.56
  6. Step 6: Final answer
    x = 56,119.38

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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.