Home / 36,768.96-55,162.08-15,998.40

Finding the Fourth Proportional to 36,768.96, 55,162.08 and 15,998.40

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Solution

The fourth proportional to 36,768.96, 55,162.08 and 15,998.40 is: 24,001.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,768.96 : 55,162.08 = 15,998.40 : x
  2. Step 2: Convert to fraction form
    36,768.96/55,162.08 = 15,998.40/x
  3. Step 3: Cross multiply
    36,768.96x = 55,162.08 × 15,998.40
  4. Step 4: Simplify right side
    36,768.96x = 882,505,020.67
  5. Step 5: Solve for x
    x = 882,505,020.67/36,768.96
  6. Step 6: Final answer
    x = 24,001.36

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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.