Home / 18,402.15-27,597.76-6,716.28

Finding the Fourth Proportional to 18,402.15, 27,597.76 and 6,716.28

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Solution

The fourth proportional to 18,402.15, 27,597.76 and 6,716.28 is: 10,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402.15 : 27,597.76 = 6,716.28 : x
  2. Step 2: Convert to fraction form
    18,402.15/27,597.76 = 6,716.28/x
  3. Step 3: Cross multiply
    18,402.15x = 27,597.76 × 6,716.28
  4. Step 4: Simplify right side
    18,402.15x = 185,354,408.01
  5. Step 5: Solve for x
    x = 185,354,408.01/18,402.15
  6. Step 6: Final answer
    x = 10,072.43

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1.5x scale

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.