Home / 17,914.90-26,876.23-6,821.80

Finding the Fourth Proportional to 17,914.90, 26,876.23 and 6,821.80

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Solution

The fourth proportional to 17,914.90, 26,876.23 and 6,821.80 is: 10,234.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.90 : 26,876.23 = 6,821.80 : x
  2. Step 2: Convert to fraction form
    17,914.90/26,876.23 = 6,821.80/x
  3. Step 3: Cross multiply
    17,914.90x = 26,876.23 × 6,821.80
  4. Step 4: Simplify right side
    17,914.90x = 183,344,265.81
  5. Step 5: Solve for x
    x = 183,344,265.81/17,914.90
  6. Step 6: Final answer
    x = 10,234.18

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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.