Home / 14,822.20-22,200.90-13,180.60

Finding the Fourth Proportional to 14,822.20, 22,200.90 and 13,180.60

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Solution

The fourth proportional to 14,822.20, 22,200.90 and 13,180.60 is: 19,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,822.20 : 22,200.90 = 13,180.60 : x
  2. Step 2: Convert to fraction form
    14,822.20/22,200.90 = 13,180.60/x
  3. Step 3: Cross multiply
    14,822.20x = 22,200.90 × 13,180.60
  4. Step 4: Simplify right side
    14,822.20x = 292,621,182.54
  5. Step 5: Solve for x
    x = 292,621,182.54/14,822.20
  6. Step 6: Final answer
    x = 19,742.09

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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.