Home / 16,817.31-25,225.95-7,930.58

Finding the Fourth Proportional to 16,817.31, 25,225.95 and 7,930.58

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Solution

The fourth proportional to 16,817.31, 25,225.95 and 7,930.58 is: 11,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.31 : 25,225.95 = 7,930.58 : x
  2. Step 2: Convert to fraction form
    16,817.31/25,225.95 = 7,930.58/x
  3. Step 3: Cross multiply
    16,817.31x = 25,225.95 × 7,930.58
  4. Step 4: Simplify right side
    16,817.31x = 200,056,288.42
  5. Step 5: Solve for x
    x = 200,056,288.42/16,817.31
  6. Step 6: Final answer
    x = 11,895.86

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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.