Home / 39,743.22-54,747.72-34,059.72

Finding the Fourth Proportional to 39,743.22, 54,747.72 and 34,059.72

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Solution

The fourth proportional to 39,743.22, 54,747.72 and 34,059.72 is: 46,918.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,743.22 : 54,747.72 = 34,059.72 : x
  2. Step 2: Convert to fraction form
    39,743.22/54,747.72 = 34,059.72/x
  3. Step 3: Cross multiply
    39,743.22x = 54,747.72 × 34,059.72
  4. Step 4: Simplify right side
    39,743.22x = 1,864,692,013.84
  5. Step 5: Solve for x
    x = 1,864,692,013.84/39,743.22
  6. Step 6: Final answer
    x = 46,918.49

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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.