Home / 30,234.24-45,351.30-8,047.62

Finding the Fourth Proportional to 30,234.24, 45,351.30 and 8,047.62

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Solution

The fourth proportional to 30,234.24, 45,351.30 and 8,047.62 is: 12,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.24 : 45,351.30 = 8,047.62 : x
  2. Step 2: Convert to fraction form
    30,234.24/45,351.30 = 8,047.62/x
  3. Step 3: Cross multiply
    30,234.24x = 45,351.30 × 8,047.62
  4. Step 4: Simplify right side
    30,234.24x = 364,970,028.91
  5. Step 5: Solve for x
    x = 364,970,028.91/30,234.24
  6. Step 6: Final answer
    x = 12,071.41

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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.