Home / 16,923.74-25,408.90-8,609.38

Finding the Fourth Proportional to 16,923.74, 25,408.90 and 8,609.38

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Solution

The fourth proportional to 16,923.74, 25,408.90 and 8,609.38 is: 12,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.74 : 25,408.90 = 8,609.38 : x
  2. Step 2: Convert to fraction form
    16,923.74/25,408.90 = 8,609.38/x
  3. Step 3: Cross multiply
    16,923.74x = 25,408.90 × 8,609.38
  4. Step 4: Simplify right side
    16,923.74x = 218,754,705.39
  5. Step 5: Solve for x
    x = 218,754,705.39/16,923.74
  6. Step 6: Final answer
    x = 12,925.91

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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.