Home / 13,198.08-19,801.80-4,432.96

Finding the Fourth Proportional to 13,198.08, 19,801.80 and 4,432.96

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Solution

The fourth proportional to 13,198.08, 19,801.80 and 4,432.96 is: 6,651.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.08 : 19,801.80 = 4,432.96 : x
  2. Step 2: Convert to fraction form
    13,198.08/19,801.80 = 4,432.96/x
  3. Step 3: Cross multiply
    13,198.08x = 19,801.80 × 4,432.96
  4. Step 4: Simplify right side
    13,198.08x = 87,780,587.33
  5. Step 5: Solve for x
    x = 87,780,587.33/13,198.08
  6. Step 6: Final answer
    x = 6,651.01

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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.