Home / 13,272.74-19,911.99-4,038.50

Finding the Fourth Proportional to 13,272.74, 19,911.99 and 4,038.50

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Solution

The fourth proportional to 13,272.74, 19,911.99 and 4,038.50 is: 6,058.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.74 : 19,911.99 = 4,038.50 : x
  2. Step 2: Convert to fraction form
    13,272.74/19,911.99 = 4,038.50/x
  3. Step 3: Cross multiply
    13,272.74x = 19,911.99 × 4,038.50
  4. Step 4: Simplify right side
    13,272.74x = 80,414,571.62
  5. Step 5: Solve for x
    x = 80,414,571.62/13,272.74
  6. Step 6: Final answer
    x = 6,058.63

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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.