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Finding the Fourth Proportional to 57,679.70, 79,601.00 and 33,814.04

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Solution

The fourth proportional to 57,679.70, 79,601.00 and 33,814.04 is: 46,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,679.70 : 79,601.00 = 33,814.04 : x
  2. Step 2: Convert to fraction form
    57,679.70/79,601.00 = 33,814.04/x
  3. Step 3: Cross multiply
    57,679.70x = 79,601.00 × 33,814.04
  4. Step 4: Simplify right side
    57,679.70x = 2,691,630,830.96
  5. Step 5: Solve for x
    x = 2,691,630,830.96/57,679.70
  6. Step 6: Final answer
    x = 46,665.14

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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.