Home / 13,214.08-19,821.84-3,353.41

Finding the Fourth Proportional to 13,214.08, 19,821.84 and 3,353.41

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Solution

The fourth proportional to 13,214.08, 19,821.84 and 3,353.41 is: 5,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.08 : 19,821.84 = 3,353.41 : x
  2. Step 2: Convert to fraction form
    13,214.08/19,821.84 = 3,353.41/x
  3. Step 3: Cross multiply
    13,214.08x = 19,821.84 × 3,353.41
  4. Step 4: Simplify right side
    13,214.08x = 66,470,756.47
  5. Step 5: Solve for x
    x = 66,470,756.47/13,214.08
  6. Step 6: Final answer
    x = 5,030.30

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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.