Home / 13,863.52-20,804.96-6,074.56

Finding the Fourth Proportional to 13,863.52, 20,804.96 and 6,074.56

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Solution

The fourth proportional to 13,863.52, 20,804.96 and 6,074.56 is: 9,116.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.52 : 20,804.96 = 6,074.56 : x
  2. Step 2: Convert to fraction form
    13,863.52/20,804.96 = 6,074.56/x
  3. Step 3: Cross multiply
    13,863.52x = 20,804.96 × 6,074.56
  4. Step 4: Simplify right side
    13,863.52x = 126,380,977.82
  5. Step 5: Solve for x
    x = 126,380,977.82/13,863.52
  6. Step 6: Final answer
    x = 9,116.08

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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.