Home / 16,972.40-25,445.22-8,204.96

Finding the Fourth Proportional to 16,972.40, 25,445.22 and 8,204.96

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Solution

The fourth proportional to 16,972.40, 25,445.22 and 8,204.96 is: 12,300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.40 : 25,445.22 = 8,204.96 : x
  2. Step 2: Convert to fraction form
    16,972.40/25,445.22 = 8,204.96/x
  3. Step 3: Cross multiply
    16,972.40x = 25,445.22 × 8,204.96
  4. Step 4: Simplify right side
    16,972.40x = 208,777,012.29
  5. Step 5: Solve for x
    x = 208,777,012.29/16,972.40
  6. Step 6: Final answer
    x = 12,300.97

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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.