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Finding the Fourth Proportional to 51,796.86, 71,453.79 and 32,700.30

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Solution

The fourth proportional to 51,796.86, 71,453.79 and 32,700.30 is: 45,110.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,796.86 : 71,453.79 = 32,700.30 : x
  2. Step 2: Convert to fraction form
    51,796.86/71,453.79 = 32,700.30/x
  3. Step 3: Cross multiply
    51,796.86x = 71,453.79 × 32,700.30
  4. Step 4: Simplify right side
    51,796.86x = 2,336,560,369.14
  5. Step 5: Solve for x
    x = 2,336,560,369.14/51,796.86
  6. Step 6: Final answer
    x = 45,110.08

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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.