Home / 28,822.24-43,233.48-8,045.68

Finding the Fourth Proportional to 28,822.24, 43,233.48 and 8,045.68

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Solution

The fourth proportional to 28,822.24, 43,233.48 and 8,045.68 is: 12,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,822.24 : 43,233.48 = 8,045.68 : x
  2. Step 2: Convert to fraction form
    28,822.24/43,233.48 = 8,045.68/x
  3. Step 3: Cross multiply
    28,822.24x = 43,233.48 × 8,045.68
  4. Step 4: Simplify right side
    28,822.24x = 347,842,745.37
  5. Step 5: Solve for x
    x = 347,842,745.37/28,822.24
  6. Step 6: Final answer
    x = 12,068.55

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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.