Home / 13,246.24-19,869.32-3,385.52

Finding the Fourth Proportional to 13,246.24, 19,869.32 and 3,385.52

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Solution

The fourth proportional to 13,246.24, 19,869.32 and 3,385.52 is: 5,078.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,246.24 : 19,869.32 = 3,385.52 : x
  2. Step 2: Convert to fraction form
    13,246.24/19,869.32 = 3,385.52/x
  3. Step 3: Cross multiply
    13,246.24x = 19,869.32 × 3,385.52
  4. Step 4: Simplify right side
    13,246.24x = 67,267,980.25
  5. Step 5: Solve for x
    x = 67,267,980.25/13,246.24
  6. Step 6: Final answer
    x = 5,078.27

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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.