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Finding the Fourth Proportional to 56,059.80, 84,098.52 and 16,620.84

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Solution

The fourth proportional to 56,059.80, 84,098.52 and 16,620.84 is: 24,933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,059.80 : 84,098.52 = 16,620.84 : x
  2. Step 2: Convert to fraction form
    56,059.80/84,098.52 = 16,620.84/x
  3. Step 3: Cross multiply
    56,059.80x = 84,098.52 × 16,620.84
  4. Step 4: Simplify right side
    56,059.80x = 1,397,788,045.16
  5. Step 5: Solve for x
    x = 1,397,788,045.16/56,059.80
  6. Step 6: Final answer
    x = 24,933.87

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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.