Home / 14,636.62-20,189.39-9,601.12

Finding the Fourth Proportional to 14,636.62, 20,189.39 and 9,601.12

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Solution

The fourth proportional to 14,636.62, 20,189.39 and 9,601.12 is: 13,243.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,636.62 : 20,189.39 = 9,601.12 : x
  2. Step 2: Convert to fraction form
    14,636.62/20,189.39 = 9,601.12/x
  3. Step 3: Cross multiply
    14,636.62x = 20,189.39 × 9,601.12
  4. Step 4: Simplify right side
    14,636.62x = 193,840,756.12
  5. Step 5: Solve for x
    x = 193,840,756.12/14,636.62
  6. Step 6: Final answer
    x = 13,243.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.