Home / 35,791.92-49,394.34-19,876.50

Finding the Fourth Proportional to 35,791.92, 49,394.34 and 19,876.50

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Solution

The fourth proportional to 35,791.92, 49,394.34 and 19,876.50 is: 27,430.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,791.92 : 49,394.34 = 19,876.50 : x
  2. Step 2: Convert to fraction form
    35,791.92/49,394.34 = 19,876.50/x
  3. Step 3: Cross multiply
    35,791.92x = 49,394.34 × 19,876.50
  4. Step 4: Simplify right side
    35,791.92x = 981,786,599.01
  5. Step 5: Solve for x
    x = 981,786,599.01/35,791.92
  6. Step 6: Final answer
    x = 27,430.40

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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.