Home / 13,214.85-19,822.17-3,353.99

Finding the Fourth Proportional to 13,214.85, 19,822.17 and 3,353.99

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Solution

The fourth proportional to 13,214.85, 19,822.17 and 3,353.99 is: 5,030.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,214.85 : 19,822.17 = 3,353.99 : x
  2. Step 2: Convert to fraction form
    13,214.85/19,822.17 = 3,353.99/x
  3. Step 3: Cross multiply
    13,214.85x = 19,822.17 × 3,353.99
  4. Step 4: Simplify right side
    13,214.85x = 66,483,260.85
  5. Step 5: Solve for x
    x = 66,483,260.85/13,214.85
  6. Step 6: Final answer
    x = 5,030.95

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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.