Home / 36,262.51-54,341.92-20,647.87

Finding the Fourth Proportional to 36,262.51, 54,341.92 and 20,647.87

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Solution

The fourth proportional to 36,262.51, 54,341.92 and 20,647.87 is: 30,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,262.51 : 54,341.92 = 20,647.87 : x
  2. Step 2: Convert to fraction form
    36,262.51/54,341.92 = 20,647.87/x
  3. Step 3: Cross multiply
    36,262.51x = 54,341.92 × 20,647.87
  4. Step 4: Simplify right side
    36,262.51x = 1,122,044,899.71
  5. Step 5: Solve for x
    x = 1,122,044,899.71/36,262.51
  6. Step 6: Final answer
    x = 30,942.28

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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.