Home / 40,802.55-61,198.97-11,223.39

Finding the Fourth Proportional to 40,802.55, 61,198.97 and 11,223.39

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Solution

The fourth proportional to 40,802.55, 61,198.97 and 11,223.39 is: 16,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,802.55 : 61,198.97 = 11,223.39 : x
  2. Step 2: Convert to fraction form
    40,802.55/61,198.97 = 11,223.39/x
  3. Step 3: Cross multiply
    40,802.55x = 61,198.97 × 11,223.39
  4. Step 4: Simplify right side
    40,802.55x = 686,859,851.79
  5. Step 5: Solve for x
    x = 686,859,851.79/40,802.55
  6. Step 6: Final answer
    x = 16,833.75

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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.