Home / 12,008.06-18,008.23-4,001.10

Finding the Fourth Proportional to 12,008.06, 18,008.23 and 4,001.10

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Solution

The fourth proportional to 12,008.06, 18,008.23 and 4,001.10 is: 6,000.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008.06 : 18,008.23 = 4,001.10 : x
  2. Step 2: Convert to fraction form
    12,008.06/18,008.23 = 4,001.10/x
  3. Step 3: Cross multiply
    12,008.06x = 18,008.23 × 4,001.10
  4. Step 4: Simplify right side
    12,008.06x = 72,052,729.05
  5. Step 5: Solve for x
    x = 72,052,729.05/12,008.06
  6. Step 6: Final answer
    x = 6,000.36

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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.