Home / 28,795.72-43,137.54-16,277.88

Finding the Fourth Proportional to 28,795.72, 43,137.54 and 16,277.88

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Solution

The fourth proportional to 28,795.72, 43,137.54 and 16,277.88 is: 24,385.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.72 : 43,137.54 = 16,277.88 : x
  2. Step 2: Convert to fraction form
    28,795.72/43,137.54 = 16,277.88/x
  3. Step 3: Cross multiply
    28,795.72x = 43,137.54 × 16,277.88
  4. Step 4: Simplify right side
    28,795.72x = 702,187,572.95
  5. Step 5: Solve for x
    x = 702,187,572.95/28,795.72
  6. Step 6: Final answer
    x = 24,385.14

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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.