Home / 12,331.64-18,499.22-4,008.98

Finding the Fourth Proportional to 12,331.64, 18,499.22 and 4,008.98

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Solution

The fourth proportional to 12,331.64, 18,499.22 and 4,008.98 is: 6,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331.64 : 18,499.22 = 4,008.98 : x
  2. Step 2: Convert to fraction form
    12,331.64/18,499.22 = 4,008.98/x
  3. Step 3: Cross multiply
    12,331.64x = 18,499.22 × 4,008.98
  4. Step 4: Simplify right side
    12,331.64x = 74,163,003.00
  5. Step 5: Solve for x
    x = 74,163,003.00/12,331.64
  6. Step 6: Final answer
    x = 6,014.04

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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.