Home / 16,909.40-25,369.51-7,049.72

Finding the Fourth Proportional to 16,909.40, 25,369.51 and 7,049.72

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Solution

The fourth proportional to 16,909.40, 25,369.51 and 7,049.72 is: 10,576.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.40 : 25,369.51 = 7,049.72 : x
  2. Step 2: Convert to fraction form
    16,909.40/25,369.51 = 7,049.72/x
  3. Step 3: Cross multiply
    16,909.40x = 25,369.51 × 7,049.72
  4. Step 4: Simplify right side
    16,909.40x = 178,847,942.04
  5. Step 5: Solve for x
    x = 178,847,942.04/16,909.40
  6. Step 6: Final answer
    x = 10,576.84

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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.