Home / 28,802.40-43,198.92-11,266.08

Finding the Fourth Proportional to 28,802.40, 43,198.92 and 11,266.08

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Solution

The fourth proportional to 28,802.40, 43,198.92 and 11,266.08 is: 16,897.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802.40 : 43,198.92 = 11,266.08 : x
  2. Step 2: Convert to fraction form
    28,802.40/43,198.92 = 11,266.08/x
  3. Step 3: Cross multiply
    28,802.40x = 43,198.92 × 11,266.08
  4. Step 4: Simplify right side
    28,802.40x = 486,682,488.63
  5. Step 5: Solve for x
    x = 486,682,488.63/28,802.40
  6. Step 6: Final answer
    x = 16,897.29

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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.