Home / 13,848.82-20,768.60-4,486.35

Finding the Fourth Proportional to 13,848.82, 20,768.60 and 4,486.35

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Solution

The fourth proportional to 13,848.82, 20,768.60 and 4,486.35 is: 6,728.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.82 : 20,768.60 = 4,486.35 : x
  2. Step 2: Convert to fraction form
    13,848.82/20,768.60 = 4,486.35/x
  3. Step 3: Cross multiply
    13,848.82x = 20,768.60 × 4,486.35
  4. Step 4: Simplify right side
    13,848.82x = 93,175,082.34
  5. Step 5: Solve for x
    x = 93,175,082.34/13,848.82
  6. Step 6: Final answer
    x = 6,728.02

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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.