Home / 17,207.40-25,811.10-6,817.80

Finding the Fourth Proportional to 17,207.40, 25,811.10 and 6,817.80

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Solution

The fourth proportional to 17,207.40, 25,811.10 and 6,817.80 is: 10,226.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.40 : 25,811.10 = 6,817.80 : x
  2. Step 2: Convert to fraction form
    17,207.40/25,811.10 = 6,817.80/x
  3. Step 3: Cross multiply
    17,207.40x = 25,811.10 × 6,817.80
  4. Step 4: Simplify right side
    17,207.40x = 175,974,917.58
  5. Step 5: Solve for x
    x = 175,974,917.58/17,207.40
  6. Step 6: Final answer
    x = 10,226.70

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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.