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Finding the Fourth Proportional to 56,253.82, 84,383.81 and 16,814.01

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Solution

The fourth proportional to 56,253.82, 84,383.81 and 16,814.01 is: 25,221.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,253.82 : 84,383.81 = 16,814.01 : x
  2. Step 2: Convert to fraction form
    56,253.82/84,383.81 = 16,814.01/x
  3. Step 3: Cross multiply
    56,253.82x = 84,383.81 × 16,814.01
  4. Step 4: Simplify right side
    56,253.82x = 1,418,829,808.61
  5. Step 5: Solve for x
    x = 1,418,829,808.61/56,253.82
  6. Step 6: Final answer
    x = 25,221.93

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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.