Home / 14,747.12-22,117.24-8,493.84

Finding the Fourth Proportional to 14,747.12, 22,117.24 and 8,493.84

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Solution

The fourth proportional to 14,747.12, 22,117.24 and 8,493.84 is: 12,738.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.12 : 22,117.24 = 8,493.84 : x
  2. Step 2: Convert to fraction form
    14,747.12/22,117.24 = 8,493.84/x
  3. Step 3: Cross multiply
    14,747.12x = 22,117.24 × 8,493.84
  4. Step 4: Simplify right side
    14,747.12x = 187,860,297.80
  5. Step 5: Solve for x
    x = 187,860,297.80/14,747.12
  6. Step 6: Final answer
    x = 12,738.78

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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.