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Finding the Fourth Proportional to 56,796.56, 85,194.84 and 21,746.96

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Solution

The fourth proportional to 56,796.56, 85,194.84 and 21,746.96 is: 32,620.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,796.56 : 85,194.84 = 21,746.96 : x
  2. Step 2: Convert to fraction form
    56,796.56/85,194.84 = 21,746.96/x
  3. Step 3: Cross multiply
    56,796.56x = 85,194.84 × 21,746.96
  4. Step 4: Simplify right side
    56,796.56x = 1,852,728,777.69
  5. Step 5: Solve for x
    x = 1,852,728,777.69/56,796.56
  6. Step 6: Final answer
    x = 32,620.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.