Home / 16,948.25-25,431.24-12,306.61

Finding the Fourth Proportional to 16,948.25, 25,431.24 and 12,306.61

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Solution

The fourth proportional to 16,948.25, 25,431.24 and 12,306.61 is: 18,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,948.25 : 25,431.24 = 12,306.61 : x
  2. Step 2: Convert to fraction form
    16,948.25/25,431.24 = 12,306.61/x
  3. Step 3: Cross multiply
    16,948.25x = 25,431.24 × 12,306.61
  4. Step 4: Simplify right side
    16,948.25x = 312,972,225.34
  5. Step 5: Solve for x
    x = 312,972,225.34/16,948.25
  6. Step 6: Final answer
    x = 18,466.34

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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.