Home / 16,515.89-24,770.74-7,630.85

Finding the Fourth Proportional to 16,515.89, 24,770.74 and 7,630.85

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Solution

The fourth proportional to 16,515.89, 24,770.74 and 7,630.85 is: 11,444.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.89 : 24,770.74 = 7,630.85 : x
  2. Step 2: Convert to fraction form
    16,515.89/24,770.74 = 7,630.85/x
  3. Step 3: Cross multiply
    16,515.89x = 24,770.74 × 7,630.85
  4. Step 4: Simplify right side
    16,515.89x = 189,021,844.18
  5. Step 5: Solve for x
    x = 189,021,844.18/16,515.89
  6. Step 6: Final answer
    x = 11,444.85

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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.