Home / 45,539.90-68,286.20-17,451.62

Finding the Fourth Proportional to 45,539.90, 68,286.20 and 17,451.62

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Solution

The fourth proportional to 45,539.90, 68,286.20 and 17,451.62 is: 26,168.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,539.90 : 68,286.20 = 17,451.62 : x
  2. Step 2: Convert to fraction form
    45,539.90/68,286.20 = 17,451.62/x
  3. Step 3: Cross multiply
    45,539.90x = 68,286.20 × 17,451.62
  4. Step 4: Simplify right side
    45,539.90x = 1,191,704,813.64
  5. Step 5: Solve for x
    x = 1,191,704,813.64/45,539.90
  6. Step 6: Final answer
    x = 26,168.37

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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.