Home / 13,199.72-19,799.58-4,434.66

Finding the Fourth Proportional to 13,199.72, 19,799.58 and 4,434.66

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Solution

The fourth proportional to 13,199.72, 19,799.58 and 4,434.66 is: 6,651.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199.72 : 19,799.58 = 4,434.66 : x
  2. Step 2: Convert to fraction form
    13,199.72/19,799.58 = 4,434.66/x
  3. Step 3: Cross multiply
    13,199.72x = 19,799.58 × 4,434.66
  4. Step 4: Simplify right side
    13,199.72x = 87,804,405.44
  5. Step 5: Solve for x
    x = 87,804,405.44/13,199.72
  6. Step 6: Final answer
    x = 6,651.99

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Similar ratio
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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.