Home / 16,775.08-25,165.66-13,682.50

Finding the Fourth Proportional to 16,775.08, 25,165.66 and 13,682.50

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Solution

The fourth proportional to 16,775.08, 25,165.66 and 13,682.50 is: 20,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.08 : 25,165.66 = 13,682.50 : x
  2. Step 2: Convert to fraction form
    16,775.08/25,165.66 = 13,682.50/x
  3. Step 3: Cross multiply
    16,775.08x = 25,165.66 × 13,682.50
  4. Step 4: Simplify right side
    16,775.08x = 344,329,142.95
  5. Step 5: Solve for x
    x = 344,329,142.95/16,775.08
  6. Step 6: Final answer
    x = 20,526.23

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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.