Home / 53,519.85-80,288.97-17,984.58

Finding the Fourth Proportional to 53,519.85, 80,288.97 and 17,984.58

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Solution

The fourth proportional to 53,519.85, 80,288.97 and 17,984.58 is: 26,979.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519.85 : 80,288.97 = 17,984.58 : x
  2. Step 2: Convert to fraction form
    53,519.85/80,288.97 = 17,984.58/x
  3. Step 3: Cross multiply
    53,519.85x = 80,288.97 × 17,984.58
  4. Step 4: Simplify right side
    53,519.85x = 1,443,963,404.08
  5. Step 5: Solve for x
    x = 1,443,963,404.08/53,519.85
  6. Step 6: Final answer
    x = 26,979.96

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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.