Home / 13,455.98-20,183.95-4,572.24

Finding the Fourth Proportional to 13,455.98, 20,183.95 and 4,572.24

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Solution

The fourth proportional to 13,455.98, 20,183.95 and 4,572.24 is: 6,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455.98 : 20,183.95 = 4,572.24 : x
  2. Step 2: Convert to fraction form
    13,455.98/20,183.95 = 4,572.24/x
  3. Step 3: Cross multiply
    13,455.98x = 20,183.95 × 4,572.24
  4. Step 4: Simplify right side
    13,455.98x = 92,285,793.57
  5. Step 5: Solve for x
    x = 92,285,793.57/13,455.98
  6. Step 6: Final answer
    x = 6,858.35

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Similar ratio
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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.