Home / 14,682.12-21,985.56-8,101

Finding the Fourth Proportional to 14,682.12, 21,985.56 and 8,101

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Solution

The fourth proportional to 14,682.12, 21,985.56 and 8,101 is: 12,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,682.12 : 21,985.56 = 8,101 : x
  2. Step 2: Convert to fraction form
    14,682.12/21,985.56 = 8,101/x
  3. Step 3: Cross multiply
    14,682.12x = 21,985.56 × 8,101
  4. Step 4: Simplify right side
    14,682.12x = 178,105,021.56
  5. Step 5: Solve for x
    x = 178,105,021.56/14,682.12
  6. Step 6: Final answer
    x = 12,130.74

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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.