Home / 19,457.88-29,110.92-14,791.38

Finding the Fourth Proportional to 19,457.88, 29,110.92 and 14,791.38

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Solution

The fourth proportional to 19,457.88, 29,110.92 and 14,791.38 is: 22,129.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,457.88 : 29,110.92 = 14,791.38 : x
  2. Step 2: Convert to fraction form
    19,457.88/29,110.92 = 14,791.38/x
  3. Step 3: Cross multiply
    19,457.88x = 29,110.92 × 14,791.38
  4. Step 4: Simplify right side
    19,457.88x = 430,590,679.87
  5. Step 5: Solve for x
    x = 430,590,679.87/19,457.88
  6. Step 6: Final answer
    x = 22,129.37

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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.