Home / 13,102.32-19,654.21-3,741.62

Finding the Fourth Proportional to 13,102.32, 19,654.21 and 3,741.62

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Solution

The fourth proportional to 13,102.32, 19,654.21 and 3,741.62 is: 5,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102.32 : 19,654.21 = 3,741.62 : x
  2. Step 2: Convert to fraction form
    13,102.32/19,654.21 = 3,741.62/x
  3. Step 3: Cross multiply
    13,102.32x = 19,654.21 × 3,741.62
  4. Step 4: Simplify right side
    13,102.32x = 73,538,517.38
  5. Step 5: Solve for x
    x = 73,538,517.38/13,102.32
  6. Step 6: Final answer
    x = 5,612.64

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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.