Home / 34,543.29-51,791.94-13,485.27

Finding the Fourth Proportional to 34,543.29, 51,791.94 and 13,485.27

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Solution

The fourth proportional to 34,543.29, 51,791.94 and 13,485.27 is: 20,218.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,543.29 : 51,791.94 = 13,485.27 : x
  2. Step 2: Convert to fraction form
    34,543.29/51,791.94 = 13,485.27/x
  3. Step 3: Cross multiply
    34,543.29x = 51,791.94 × 13,485.27
  4. Step 4: Simplify right side
    34,543.29x = 698,428,294.72
  5. Step 5: Solve for x
    x = 698,428,294.72/34,543.29
  6. Step 6: Final answer
    x = 20,218.93

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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.