Home / 53,546.27-80,326.76-18,488.66

Finding the Fourth Proportional to 53,546.27, 80,326.76 and 18,488.66

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Solution

The fourth proportional to 53,546.27, 80,326.76 and 18,488.66 is: 27,735.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,546.27 : 80,326.76 = 18,488.66 : x
  2. Step 2: Convert to fraction form
    53,546.27/80,326.76 = 18,488.66/x
  3. Step 3: Cross multiply
    53,546.27x = 80,326.76 × 18,488.66
  4. Step 4: Simplify right side
    53,546.27x = 1,485,133,660.46
  5. Step 5: Solve for x
    x = 1,485,133,660.46/53,546.27
  6. Step 6: Final answer
    x = 27,735.52

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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.