Home / 16,803.54-25,205.31-10,686.42

Finding the Fourth Proportional to 16,803.54, 25,205.31 and 10,686.42

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Solution

The fourth proportional to 16,803.54, 25,205.31 and 10,686.42 is: 16,029.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.54 : 25,205.31 = 10,686.42 : x
  2. Step 2: Convert to fraction form
    16,803.54/25,205.31 = 10,686.42/x
  3. Step 3: Cross multiply
    16,803.54x = 25,205.31 × 10,686.42
  4. Step 4: Simplify right side
    16,803.54x = 269,354,528.89
  5. Step 5: Solve for x
    x = 269,354,528.89/16,803.54
  6. Step 6: Final answer
    x = 16,029.63

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Similar ratio
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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.