Home / 28,299.37-42,422.66-9,566.37

Finding the Fourth Proportional to 28,299.37, 42,422.66 and 9,566.37

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Solution

The fourth proportional to 28,299.37, 42,422.66 and 9,566.37 is: 14,340.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,299.37 : 42,422.66 = 9,566.37 : x
  2. Step 2: Convert to fraction form
    28,299.37/42,422.66 = 9,566.37/x
  3. Step 3: Cross multiply
    28,299.37x = 42,422.66 × 9,566.37
  4. Step 4: Simplify right side
    28,299.37x = 405,830,861.94
  5. Step 5: Solve for x
    x = 405,830,861.94/28,299.37
  6. Step 6: Final answer
    x = 14,340.63

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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.