Home / 16,809.63-25,218.50-5,122.14

Finding the Fourth Proportional to 16,809.63, 25,218.50 and 5,122.14

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Solution

The fourth proportional to 16,809.63, 25,218.50 and 5,122.14 is: 7,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,809.63 : 25,218.50 = 5,122.14 : x
  2. Step 2: Convert to fraction form
    16,809.63/25,218.50 = 5,122.14/x
  3. Step 3: Cross multiply
    16,809.63x = 25,218.50 × 5,122.14
  4. Step 4: Simplify right side
    16,809.63x = 129,172,661.98
  5. Step 5: Solve for x
    x = 129,172,661.98/16,809.63
  6. Step 6: Final answer
    x = 7,684.44

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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.