Home / 36,788.67-50,767.86-21,681.96

Finding the Fourth Proportional to 36,788.67, 50,767.86 and 21,681.96

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Solution

The fourth proportional to 36,788.67, 50,767.86 and 21,681.96 is: 29,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,788.67 : 50,767.86 = 21,681.96 : x
  2. Step 2: Convert to fraction form
    36,788.67/50,767.86 = 21,681.96/x
  3. Step 3: Cross multiply
    36,788.67x = 50,767.86 × 21,681.96
  4. Step 4: Simplify right side
    36,788.67x = 1,100,746,709.81
  5. Step 5: Solve for x
    x = 1,100,746,709.81/36,788.67
  6. Step 6: Final answer
    x = 29,920.81

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Why These Related Problems?

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