Home / 30,007.76-44,997.96-12,467.12

Finding the Fourth Proportional to 30,007.76, 44,997.96 and 12,467.12

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Solution

The fourth proportional to 30,007.76, 44,997.96 and 12,467.12 is: 18,695.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.76 : 44,997.96 = 12,467.12 : x
  2. Step 2: Convert to fraction form
    30,007.76/44,997.96 = 12,467.12/x
  3. Step 3: Cross multiply
    30,007.76x = 44,997.96 × 12,467.12
  4. Step 4: Simplify right side
    30,007.76x = 560,994,967.08
  5. Step 5: Solve for x
    x = 560,994,967.08/30,007.76
  6. Step 6: Final answer
    x = 18,695.00

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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.