Home / 16,403.44-24,603.72-8,505.60

Finding the Fourth Proportional to 16,403.44, 24,603.72 and 8,505.60

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Solution

The fourth proportional to 16,403.44, 24,603.72 and 8,505.60 is: 12,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.44 : 24,603.72 = 8,505.60 : x
  2. Step 2: Convert to fraction form
    16,403.44/24,603.72 = 8,505.60/x
  3. Step 3: Cross multiply
    16,403.44x = 24,603.72 × 8,505.60
  4. Step 4: Simplify right side
    16,403.44x = 209,269,400.83
  5. Step 5: Solve for x
    x = 209,269,400.83/16,403.44
  6. Step 6: Final answer
    x = 12,757.65

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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.