Home / 16,803.09-25,220.21-8,488.96

Finding the Fourth Proportional to 16,803.09, 25,220.21 and 8,488.96

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Solution

The fourth proportional to 16,803.09, 25,220.21 and 8,488.96 is: 12,741.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.09 : 25,220.21 = 8,488.96 : x
  2. Step 2: Convert to fraction form
    16,803.09/25,220.21 = 8,488.96/x
  3. Step 3: Cross multiply
    16,803.09x = 25,220.21 × 8,488.96
  4. Step 4: Simplify right side
    16,803.09x = 214,093,313.87
  5. Step 5: Solve for x
    x = 214,093,313.87/16,803.09
  6. Step 6: Final answer
    x = 12,741.31

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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.