Home / 13,559.64-20,327.00-4,672.85

Finding the Fourth Proportional to 13,559.64, 20,327.00 and 4,672.85

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Solution

The fourth proportional to 13,559.64, 20,327.00 and 4,672.85 is: 7,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559.64 : 20,327.00 = 4,672.85 : x
  2. Step 2: Convert to fraction form
    13,559.64/20,327.00 = 4,672.85/x
  3. Step 3: Cross multiply
    13,559.64x = 20,327.00 × 4,672.85
  4. Step 4: Simplify right side
    13,559.64x = 94,984,896.95
  5. Step 5: Solve for x
    x = 94,984,896.95/13,559.64
  6. Step 6: Final answer
    x = 7,004.97

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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.