Home / 14,982.47-20,676.77-8,610.10

Finding the Fourth Proportional to 14,982.47, 20,676.77 and 8,610.10

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Solution

The fourth proportional to 14,982.47, 20,676.77 and 8,610.10 is: 11,882.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982.47 : 20,676.77 = 8,610.10 : x
  2. Step 2: Convert to fraction form
    14,982.47/20,676.77 = 8,610.10/x
  3. Step 3: Cross multiply
    14,982.47x = 20,676.77 × 8,610.10
  4. Step 4: Simplify right side
    14,982.47x = 178,028,994.92
  5. Step 5: Solve for x
    x = 178,028,994.92/14,982.47
  6. Step 6: Final answer
    x = 11,882.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.