Home / 16,898.40-25,342.20-8,012.52

Finding the Fourth Proportional to 16,898.40, 25,342.20 and 8,012.52

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Solution

The fourth proportional to 16,898.40, 25,342.20 and 8,012.52 is: 12,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.40 : 25,342.20 = 8,012.52 : x
  2. Step 2: Convert to fraction form
    16,898.40/25,342.20 = 8,012.52/x
  3. Step 3: Cross multiply
    16,898.40x = 25,342.20 × 8,012.52
  4. Step 4: Simplify right side
    16,898.40x = 203,054,884.34
  5. Step 5: Solve for x
    x = 203,054,884.34/16,898.40
  6. Step 6: Final answer
    x = 12,016.22

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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.