Home / 39,712.69-54,796.43-26,279.02

Finding the Fourth Proportional to 39,712.69, 54,796.43 and 26,279.02

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Solution

The fourth proportional to 39,712.69, 54,796.43 and 26,279.02 is: 36,260.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,712.69 : 54,796.43 = 26,279.02 : x
  2. Step 2: Convert to fraction form
    39,712.69/54,796.43 = 26,279.02/x
  3. Step 3: Cross multiply
    39,712.69x = 54,796.43 × 26,279.02
  4. Step 4: Simplify right side
    39,712.69x = 1,439,996,074.52
  5. Step 5: Solve for x
    x = 1,439,996,074.52/39,712.69
  6. Step 6: Final answer
    x = 36,260.36

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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.