Home / 19,567.13-27,002.63-11,183.81

Finding the Fourth Proportional to 19,567.13, 27,002.63 and 11,183.81

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Solution

The fourth proportional to 19,567.13, 27,002.63 and 11,183.81 is: 15,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567.13 : 27,002.63 = 11,183.81 : x
  2. Step 2: Convert to fraction form
    19,567.13/27,002.63 = 11,183.81/x
  3. Step 3: Cross multiply
    19,567.13x = 27,002.63 × 11,183.81
  4. Step 4: Simplify right side
    19,567.13x = 301,992,176.37
  5. Step 5: Solve for x
    x = 301,992,176.37/19,567.13
  6. Step 6: Final answer
    x = 15,433.65

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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.