Home / 55,739.60-83,546.50-27,679.68

Finding the Fourth Proportional to 55,739.60, 83,546.50 and 27,679.68

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Solution

The fourth proportional to 55,739.60, 83,546.50 and 27,679.68 is: 41,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,739.60 : 83,546.50 = 27,679.68 : x
  2. Step 2: Convert to fraction form
    55,739.60/83,546.50 = 27,679.68/x
  3. Step 3: Cross multiply
    55,739.60x = 83,546.50 × 27,679.68
  4. Step 4: Simplify right side
    55,739.60x = 2,312,540,385.12
  5. Step 5: Solve for x
    x = 2,312,540,385.12/55,739.60
  6. Step 6: Final answer
    x = 41,488.28

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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.