Home / 18,108.24-24,988.32-10,149

Finding the Fourth Proportional to 18,108.24, 24,988.32 and 10,149

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Solution

The fourth proportional to 18,108.24, 24,988.32 and 10,149 is: 14,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,108.24 : 24,988.32 = 10,149 : x
  2. Step 2: Convert to fraction form
    18,108.24/24,988.32 = 10,149/x
  3. Step 3: Cross multiply
    18,108.24x = 24,988.32 × 10,149
  4. Step 4: Simplify right side
    18,108.24x = 253,606,459.68
  5. Step 5: Solve for x
    x = 253,606,459.68/18,108.24
  6. Step 6: Final answer
    x = 14,005.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.