Home / 14,825.20-22,205.40-13,183.60

Finding the Fourth Proportional to 14,825.20, 22,205.40 and 13,183.60

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Solution

The fourth proportional to 14,825.20, 22,205.40 and 13,183.60 is: 19,746.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.20 : 22,205.40 = 13,183.60 : x
  2. Step 2: Convert to fraction form
    14,825.20/22,205.40 = 13,183.60/x
  3. Step 3: Cross multiply
    14,825.20x = 22,205.40 × 13,183.60
  4. Step 4: Simplify right side
    14,825.20x = 292,747,111.44
  5. Step 5: Solve for x
    x = 292,747,111.44/14,825.20
  6. Step 6: Final answer
    x = 19,746.59

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1.5x scale

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.