Home / 13,459.37-20,181.35-4,096.62

Finding the Fourth Proportional to 13,459.37, 20,181.35 and 4,096.62

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Solution

The fourth proportional to 13,459.37, 20,181.35 and 4,096.62 is: 6,142.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.37 : 20,181.35 = 4,096.62 : x
  2. Step 2: Convert to fraction form
    13,459.37/20,181.35 = 4,096.62/x
  3. Step 3: Cross multiply
    13,459.37x = 20,181.35 × 4,096.62
  4. Step 4: Simplify right side
    13,459.37x = 82,675,322.04
  5. Step 5: Solve for x
    x = 82,675,322.04/13,459.37
  6. Step 6: Final answer
    x = 6,142.58

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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.