Home / 11,804.40-17,685.24-8,499.60

Finding the Fourth Proportional to 11,804.40, 17,685.24 and 8,499.60

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Solution

The fourth proportional to 11,804.40, 17,685.24 and 8,499.60 is: 12,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.40 : 17,685.24 = 8,499.60 : x
  2. Step 2: Convert to fraction form
    11,804.40/17,685.24 = 8,499.60/x
  3. Step 3: Cross multiply
    11,804.40x = 17,685.24 × 8,499.60
  4. Step 4: Simplify right side
    11,804.40x = 150,317,465.90
  5. Step 5: Solve for x
    x = 150,317,465.90/11,804.40
  6. Step 6: Final answer
    x = 12,734.02

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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.