Home / 12,269.58-18,409.23-4,483.86

Finding the Fourth Proportional to 12,269.58, 18,409.23 and 4,483.86

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Solution

The fourth proportional to 12,269.58, 18,409.23 and 4,483.86 is: 6,727.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269.58 : 18,409.23 = 4,483.86 : x
  2. Step 2: Convert to fraction form
    12,269.58/18,409.23 = 4,483.86/x
  3. Step 3: Cross multiply
    12,269.58x = 18,409.23 × 4,483.86
  4. Step 4: Simplify right side
    12,269.58x = 82,544,410.03
  5. Step 5: Solve for x
    x = 82,544,410.03/12,269.58
  6. Step 6: Final answer
    x = 6,727.57

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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.