Home / 13,241.96-19,863.48-4,477.76

Finding the Fourth Proportional to 13,241.96, 19,863.48 and 4,477.76

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Solution

The fourth proportional to 13,241.96, 19,863.48 and 4,477.76 is: 6,716.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241.96 : 19,863.48 = 4,477.76 : x
  2. Step 2: Convert to fraction form
    13,241.96/19,863.48 = 4,477.76/x
  3. Step 3: Cross multiply
    13,241.96x = 19,863.48 × 4,477.76
  4. Step 4: Simplify right side
    13,241.96x = 88,943,896.20
  5. Step 5: Solve for x
    x = 88,943,896.20/13,241.96
  6. Step 6: Final answer
    x = 6,716.82

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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.