Home / 16,837.85-25,266.40-8,518.54

Finding the Fourth Proportional to 16,837.85, 25,266.40 and 8,518.54

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Solution

The fourth proportional to 16,837.85, 25,266.40 and 8,518.54 is: 12,782.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,837.85 : 25,266.40 = 8,518.54 : x
  2. Step 2: Convert to fraction form
    16,837.85/25,266.40 = 8,518.54/x
  3. Step 3: Cross multiply
    16,837.85x = 25,266.40 × 8,518.54
  4. Step 4: Simplify right side
    16,837.85x = 215,232,839.06
  5. Step 5: Solve for x
    x = 215,232,839.06/16,837.85
  6. Step 6: Final answer
    x = 12,782.68

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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.