Home / 16,990.56-25,466.59-8,652.97

Finding the Fourth Proportional to 16,990.56, 25,466.59 and 8,652.97

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Solution

The fourth proportional to 16,990.56, 25,466.59 and 8,652.97 is: 12,969.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.56 : 25,466.59 = 8,652.97 : x
  2. Step 2: Convert to fraction form
    16,990.56/25,466.59 = 8,652.97/x
  3. Step 3: Cross multiply
    16,990.56x = 25,466.59 × 8,652.97
  4. Step 4: Simplify right side
    16,990.56x = 220,361,639.27
  5. Step 5: Solve for x
    x = 220,361,639.27/16,990.56
  6. Step 6: Final answer
    x = 12,969.65

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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.