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Finding the Fourth Proportional to 56,654.68, 84,960.90 and 16,662.95

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Solution

The fourth proportional to 56,654.68, 84,960.90 and 16,662.95 is: 24,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,654.68 : 84,960.90 = 16,662.95 : x
  2. Step 2: Convert to fraction form
    56,654.68/84,960.90 = 16,662.95/x
  3. Step 3: Cross multiply
    56,654.68x = 84,960.90 × 16,662.95
  4. Step 4: Simplify right side
    56,654.68x = 1,415,699,228.66
  5. Step 5: Solve for x
    x = 1,415,699,228.66/56,654.68
  6. Step 6: Final answer
    x = 24,988.21

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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.