Home / 16,823.43-25,219.08-6,290.60

Finding the Fourth Proportional to 16,823.43, 25,219.08 and 6,290.60

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Solution

The fourth proportional to 16,823.43, 25,219.08 and 6,290.60 is: 9,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.43 : 25,219.08 = 6,290.60 : x
  2. Step 2: Convert to fraction form
    16,823.43/25,219.08 = 6,290.60/x
  3. Step 3: Cross multiply
    16,823.43x = 25,219.08 × 6,290.60
  4. Step 4: Simplify right side
    16,823.43x = 158,643,018.55
  5. Step 5: Solve for x
    x = 158,643,018.55/16,823.43
  6. Step 6: Final answer
    x = 9,429.89

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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.