Home / 57,524.31-79,358.00-33,640.45

Finding the Fourth Proportional to 57,524.31, 79,358.00 and 33,640.45

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Solution

The fourth proportional to 57,524.31, 79,358.00 and 33,640.45 is: 46,408.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,524.31 : 79,358.00 = 33,640.45 : x
  2. Step 2: Convert to fraction form
    57,524.31/79,358.00 = 33,640.45/x
  3. Step 3: Cross multiply
    57,524.31x = 79,358.00 × 33,640.45
  4. Step 4: Simplify right side
    57,524.31x = 2,669,638,464.50
  5. Step 5: Solve for x
    x = 2,669,638,464.50/57,524.31
  6. Step 6: Final answer
    x = 46,408.87

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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.