Home / 13,732.75-20,586.91-4,965.72

Finding the Fourth Proportional to 13,732.75, 20,586.91 and 4,965.72

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Solution

The fourth proportional to 13,732.75, 20,586.91 and 4,965.72 is: 7,444.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.75 : 20,586.91 = 4,965.72 : x
  2. Step 2: Convert to fraction form
    13,732.75/20,586.91 = 4,965.72/x
  3. Step 3: Cross multiply
    13,732.75x = 20,586.91 × 4,965.72
  4. Step 4: Simplify right side
    13,732.75x = 102,228,830.73
  5. Step 5: Solve for x
    x = 102,228,830.73/13,732.75
  6. Step 6: Final answer
    x = 7,444.16

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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.