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Finding the Fourth Proportional to 59,885.70, 82,640.62 and 33,027.72

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Solution

The fourth proportional to 59,885.70, 82,640.62 and 33,027.72 is: 45,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,885.70 : 82,640.62 = 33,027.72 : x
  2. Step 2: Convert to fraction form
    59,885.70/82,640.62 = 33,027.72/x
  3. Step 3: Cross multiply
    59,885.70x = 82,640.62 × 33,027.72
  4. Step 4: Simplify right side
    59,885.70x = 2,729,431,257.99
  5. Step 5: Solve for x
    x = 2,729,431,257.99/59,885.70
  6. Step 6: Final answer
    x = 45,577.35

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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.