Home / 16,823.40-25,235.10-11,293.80

Finding the Fourth Proportional to 16,823.40, 25,235.10 and 11,293.80

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Solution

The fourth proportional to 16,823.40, 25,235.10 and 11,293.80 is: 16,940.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.40 : 25,235.10 = 11,293.80 : x
  2. Step 2: Convert to fraction form
    16,823.40/25,235.10 = 11,293.80/x
  3. Step 3: Cross multiply
    16,823.40x = 25,235.10 × 11,293.80
  4. Step 4: Simplify right side
    16,823.40x = 285,000,172.38
  5. Step 5: Solve for x
    x = 285,000,172.38/16,823.40
  6. Step 6: Final answer
    x = 16,940.70

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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.