Home / 15,998.09-23,975.87-8,500.05

Finding the Fourth Proportional to 15,998.09, 23,975.87 and 8,500.05

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Solution

The fourth proportional to 15,998.09, 23,975.87 and 8,500.05 is: 12,738.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.09 : 23,975.87 = 8,500.05 : x
  2. Step 2: Convert to fraction form
    15,998.09/23,975.87 = 8,500.05/x
  3. Step 3: Cross multiply
    15,998.09x = 23,975.87 × 8,500.05
  4. Step 4: Simplify right side
    15,998.09x = 203,796,051.29
  5. Step 5: Solve for x
    x = 203,796,051.29/15,998.09
  6. Step 6: Final answer
    x = 12,738.78

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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.