Home / 28,092.88-42,125.11-9,366.36

Finding the Fourth Proportional to 28,092.88, 42,125.11 and 9,366.36

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Solution

The fourth proportional to 28,092.88, 42,125.11 and 9,366.36 is: 14,044.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092.88 : 42,125.11 = 9,366.36 : x
  2. Step 2: Convert to fraction form
    28,092.88/42,125.11 = 9,366.36/x
  3. Step 3: Cross multiply
    28,092.88x = 42,125.11 × 9,366.36
  4. Step 4: Simplify right side
    28,092.88x = 394,558,734.67
  5. Step 5: Solve for x
    x = 394,558,734.67/28,092.88
  6. Step 6: Final answer
    x = 14,044.79

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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.