Home / 13,216.19-19,824.29-3,355.52

Finding the Fourth Proportional to 13,216.19, 19,824.29 and 3,355.52

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Solution

The fourth proportional to 13,216.19, 19,824.29 and 3,355.52 is: 5,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.19 : 19,824.29 = 3,355.52 : x
  2. Step 2: Convert to fraction form
    13,216.19/19,824.29 = 3,355.52/x
  3. Step 3: Cross multiply
    13,216.19x = 19,824.29 × 3,355.52
  4. Step 4: Simplify right side
    13,216.19x = 66,520,784.80
  5. Step 5: Solve for x
    x = 66,520,784.80/13,216.19
  6. Step 6: Final answer
    x = 5,033.28

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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.