Home / 13,493.34-20,235.06-5,173.02

Finding the Fourth Proportional to 13,493.34, 20,235.06 and 5,173.02

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Solution

The fourth proportional to 13,493.34, 20,235.06 and 5,173.02 is: 7,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,493.34 : 20,235.06 = 5,173.02 : x
  2. Step 2: Convert to fraction form
    13,493.34/20,235.06 = 5,173.02/x
  3. Step 3: Cross multiply
    13,493.34x = 20,235.06 × 5,173.02
  4. Step 4: Simplify right side
    13,493.34x = 104,676,370.08
  5. Step 5: Solve for x
    x = 104,676,370.08/13,493.34
  6. Step 6: Final answer
    x = 7,757.63

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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.