Home / 34,389.82-51,567.72-12,199.87

Finding the Fourth Proportional to 34,389.82, 51,567.72 and 12,199.87

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Solution

The fourth proportional to 34,389.82, 51,567.72 and 12,199.87 is: 18,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,389.82 : 51,567.72 = 12,199.87 : x
  2. Step 2: Convert to fraction form
    34,389.82/51,567.72 = 12,199.87/x
  3. Step 3: Cross multiply
    34,389.82x = 51,567.72 × 12,199.87
  4. Step 4: Simplify right side
    34,389.82x = 629,119,480.20
  5. Step 5: Solve for x
    x = 629,119,480.20/34,389.82
  6. Step 6: Final answer
    x = 18,293.77

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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.