Home / 27,269.02-40,861.78-18,351.29

Finding the Fourth Proportional to 27,269.02, 40,861.78 and 18,351.29

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Solution

The fourth proportional to 27,269.02, 40,861.78 and 18,351.29 is: 27,498.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,269.02 : 40,861.78 = 18,351.29 : x
  2. Step 2: Convert to fraction form
    27,269.02/40,861.78 = 18,351.29/x
  3. Step 3: Cross multiply
    27,269.02x = 40,861.78 × 18,351.29
  4. Step 4: Simplify right side
    27,269.02x = 749,866,282.94
  5. Step 5: Solve for x
    x = 749,866,282.94/27,269.02
  6. Step 6: Final answer
    x = 27,498.84

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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.