Home / 13,169.99-19,762.76-4,855.81

Finding the Fourth Proportional to 13,169.99, 19,762.76 and 4,855.81

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Solution

The fourth proportional to 13,169.99, 19,762.76 and 4,855.81 is: 7,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.99 : 19,762.76 = 4,855.81 : x
  2. Step 2: Convert to fraction form
    13,169.99/19,762.76 = 4,855.81/x
  3. Step 3: Cross multiply
    13,169.99x = 19,762.76 × 4,855.81
  4. Step 4: Simplify right side
    13,169.99x = 95,964,207.64
  5. Step 5: Solve for x
    x = 95,964,207.64/13,169.99
  6. Step 6: Final answer
    x = 7,286.58

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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.