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Finding the Fourth Proportional to 36,459.59, 50,314.26 and 19,692.59

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Solution

The fourth proportional to 36,459.59, 50,314.26 and 19,692.59 is: 27,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.59 : 50,314.26 = 19,692.59 : x
  2. Step 2: Convert to fraction form
    36,459.59/50,314.26 = 19,692.59/x
  3. Step 3: Cross multiply
    36,459.59x = 50,314.26 × 19,692.59
  4. Step 4: Simplify right side
    36,459.59x = 990,817,953.89
  5. Step 5: Solve for x
    x = 990,817,953.89/36,459.59
  6. Step 6: Final answer
    x = 27,175.79

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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.