Home / 19,044.71-28,559.16-7,196.43

Finding the Fourth Proportional to 19,044.71, 28,559.16 and 7,196.43

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Solution

The fourth proportional to 19,044.71, 28,559.16 and 7,196.43 is: 10,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.71 : 28,559.16 = 7,196.43 : x
  2. Step 2: Convert to fraction form
    19,044.71/28,559.16 = 7,196.43/x
  3. Step 3: Cross multiply
    19,044.71x = 28,559.16 × 7,196.43
  4. Step 4: Simplify right side
    19,044.71x = 205,523,995.80
  5. Step 5: Solve for x
    x = 205,523,995.80/19,044.71
  6. Step 6: Final answer
    x = 10,791.66

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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.