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Finding the Fourth Proportional to 52,912.45, 79,367.05 and 17,849.17

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Solution

The fourth proportional to 52,912.45, 79,367.05 and 17,849.17 is: 26,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,912.45 : 79,367.05 = 17,849.17 : x
  2. Step 2: Convert to fraction form
    52,912.45/79,367.05 = 17,849.17/x
  3. Step 3: Cross multiply
    52,912.45x = 79,367.05 × 17,849.17
  4. Step 4: Simplify right side
    52,912.45x = 1,416,635,967.85
  5. Step 5: Solve for x
    x = 1,416,635,967.85/52,912.45
  6. Step 6: Final answer
    x = 26,773.21

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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.