Home / 13,548.44-20,318.48-5,227.76

Finding the Fourth Proportional to 13,548.44, 20,318.48 and 5,227.76

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Solution

The fourth proportional to 13,548.44, 20,318.48 and 5,227.76 is: 7,840.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548.44 : 20,318.48 = 5,227.76 : x
  2. Step 2: Convert to fraction form
    13,548.44/20,318.48 = 5,227.76/x
  3. Step 3: Cross multiply
    13,548.44x = 20,318.48 × 5,227.76
  4. Step 4: Simplify right side
    13,548.44x = 106,220,137.00
  5. Step 5: Solve for x
    x = 106,220,137.00/13,548.44
  6. Step 6: Final answer
    x = 7,840.03

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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.