Home / 15,885.96-23,821.26-4,790.58

Finding the Fourth Proportional to 15,885.96, 23,821.26 and 4,790.58

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Solution

The fourth proportional to 15,885.96, 23,821.26 and 4,790.58 is: 7,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,885.96 : 23,821.26 = 4,790.58 : x
  2. Step 2: Convert to fraction form
    15,885.96/23,821.26 = 4,790.58/x
  3. Step 3: Cross multiply
    15,885.96x = 23,821.26 × 4,790.58
  4. Step 4: Simplify right side
    15,885.96x = 114,117,651.73
  5. Step 5: Solve for x
    x = 114,117,651.73/15,885.96
  6. Step 6: Final answer
    x = 7,183.55

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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.