Home / 14,745.12-22,166.28-13,662.96

Finding the Fourth Proportional to 14,745.12, 22,166.28 and 13,662.96

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Solution

The fourth proportional to 14,745.12, 22,166.28 and 13,662.96 is: 20,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,745.12 : 22,166.28 = 13,662.96 : x
  2. Step 2: Convert to fraction form
    14,745.12/22,166.28 = 13,662.96/x
  3. Step 3: Cross multiply
    14,745.12x = 22,166.28 × 13,662.96
  4. Step 4: Simplify right side
    14,745.12x = 302,856,996.99
  5. Step 5: Solve for x
    x = 302,856,996.99/14,745.12
  6. Step 6: Final answer
    x = 20,539.47

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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.