Home / 16,235.64-24,375.96-12,436.20

Finding the Fourth Proportional to 16,235.64, 24,375.96 and 12,436.20

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Solution

The fourth proportional to 16,235.64, 24,375.96 and 12,436.20 is: 18,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,235.64 : 24,375.96 = 12,436.20 : x
  2. Step 2: Convert to fraction form
    16,235.64/24,375.96 = 12,436.20/x
  3. Step 3: Cross multiply
    16,235.64x = 24,375.96 × 12,436.20
  4. Step 4: Simplify right side
    16,235.64x = 303,144,313.75
  5. Step 5: Solve for x
    x = 303,144,313.75/16,235.64
  6. Step 6: Final answer
    x = 18,671.53

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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.