Home / 53,261.52-79,881.30-25,169.64

Finding the Fourth Proportional to 53,261.52, 79,881.30 and 25,169.64

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Solution

The fourth proportional to 53,261.52, 79,881.30 and 25,169.64 is: 37,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.52 : 79,881.30 = 25,169.64 : x
  2. Step 2: Convert to fraction form
    53,261.52/79,881.30 = 25,169.64/x
  3. Step 3: Cross multiply
    53,261.52x = 79,881.30 × 25,169.64
  4. Step 4: Simplify right side
    53,261.52x = 2,010,583,563.73
  5. Step 5: Solve for x
    x = 2,010,583,563.73/53,261.52
  6. Step 6: Final answer
    x = 37,749.27

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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.