Home / 39,855.60-54,998.62-22,858.96

Finding the Fourth Proportional to 39,855.60, 54,998.62 and 22,858.96

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Solution

The fourth proportional to 39,855.60, 54,998.62 and 22,858.96 is: 31,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,855.60 : 54,998.62 = 22,858.96 : x
  2. Step 2: Convert to fraction form
    39,855.60/54,998.62 = 22,858.96/x
  3. Step 3: Cross multiply
    39,855.60x = 54,998.62 × 22,858.96
  4. Step 4: Simplify right side
    39,855.60x = 1,257,211,254.64
  5. Step 5: Solve for x
    x = 1,257,211,254.64/39,855.60
  6. Step 6: Final answer
    x = 31,544.16

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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.