Home / 28,829.92-43,187.28-26,393.44

Finding the Fourth Proportional to 28,829.92, 43,187.28 and 26,393.44

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Solution

The fourth proportional to 28,829.92, 43,187.28 and 26,393.44 is: 39,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,829.92 : 43,187.28 = 26,393.44 : x
  2. Step 2: Convert to fraction form
    28,829.92/43,187.28 = 26,393.44/x
  3. Step 3: Cross multiply
    28,829.92x = 43,187.28 × 26,393.44
  4. Step 4: Simplify right side
    28,829.92x = 1,139,860,883.44
  5. Step 5: Solve for x
    x = 1,139,860,883.44/28,829.92
  6. Step 6: Final answer
    x = 39,537.43

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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.