Home / 13,284.08-19,932.84-8,352.88

Finding the Fourth Proportional to 13,284.08, 19,932.84 and 8,352.88

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Solution

The fourth proportional to 13,284.08, 19,932.84 and 8,352.88 is: 12,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.08 : 19,932.84 = 8,352.88 : x
  2. Step 2: Convert to fraction form
    13,284.08/19,932.84 = 8,352.88/x
  3. Step 3: Cross multiply
    13,284.08x = 19,932.84 × 8,352.88
  4. Step 4: Simplify right side
    13,284.08x = 166,496,620.58
  5. Step 5: Solve for x
    x = 166,496,620.58/13,284.08
  6. Step 6: Final answer
    x = 12,533.55

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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.