Home / 27,708.60-41,504.40-18,353.10

Finding the Fourth Proportional to 27,708.60, 41,504.40 and 18,353.10

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Solution

The fourth proportional to 27,708.60, 41,504.40 and 18,353.10 is: 27,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,708.60 : 41,504.40 = 18,353.10 : x
  2. Step 2: Convert to fraction form
    27,708.60/41,504.40 = 18,353.10/x
  3. Step 3: Cross multiply
    27,708.60x = 41,504.40 × 18,353.10
  4. Step 4: Simplify right side
    27,708.60x = 761,734,403.64
  5. Step 5: Solve for x
    x = 761,734,403.64/27,708.60
  6. Step 6: Final answer
    x = 27,490.90

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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.