Home / 16,902.60-25,369.40-8,588.40

Finding the Fourth Proportional to 16,902.60, 25,369.40 and 8,588.40

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Solution

The fourth proportional to 16,902.60, 25,369.40 and 8,588.40 is: 12,890.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.60 : 25,369.40 = 8,588.40 : x
  2. Step 2: Convert to fraction form
    16,902.60/25,369.40 = 8,588.40/x
  3. Step 3: Cross multiply
    16,902.60x = 25,369.40 × 8,588.40
  4. Step 4: Simplify right side
    16,902.60x = 217,882,554.96
  5. Step 5: Solve for x
    x = 217,882,554.96/16,902.60
  6. Step 6: Final answer
    x = 12,890.48

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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.