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Finding the Fourth Proportional to 26,310.56, 36,311.08 and 14,375.70

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Solution

The fourth proportional to 26,310.56, 36,311.08 and 14,375.70 is: 19,839.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.56 : 36,311.08 = 14,375.70 : x
  2. Step 2: Convert to fraction form
    26,310.56/36,311.08 = 14,375.70/x
  3. Step 3: Cross multiply
    26,310.56x = 36,311.08 × 14,375.70
  4. Step 4: Simplify right side
    26,310.56x = 521,997,192.76
  5. Step 5: Solve for x
    x = 521,997,192.76/26,310.56
  6. Step 6: Final answer
    x = 19,839.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.