Home / 13,269.62-19,900.19-4,383.29

Finding the Fourth Proportional to 13,269.62, 19,900.19 and 4,383.29

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Solution

The fourth proportional to 13,269.62, 19,900.19 and 4,383.29 is: 6,573.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.62 : 19,900.19 = 4,383.29 : x
  2. Step 2: Convert to fraction form
    13,269.62/19,900.19 = 4,383.29/x
  3. Step 3: Cross multiply
    13,269.62x = 19,900.19 × 4,383.29
  4. Step 4: Simplify right side
    13,269.62x = 87,228,182.41
  5. Step 5: Solve for x
    x = 87,228,182.41/13,269.62
  6. Step 6: Final answer
    x = 6,573.53

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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.