Home / 56,218.43-84,327.64-14,665.43

Finding the Fourth Proportional to 56,218.43, 84,327.64 and 14,665.43

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Solution

The fourth proportional to 56,218.43, 84,327.64 and 14,665.43 is: 21,998.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,218.43 : 84,327.64 = 14,665.43 : x
  2. Step 2: Convert to fraction form
    56,218.43/84,327.64 = 14,665.43/x
  3. Step 3: Cross multiply
    56,218.43x = 84,327.64 × 14,665.43
  4. Step 4: Simplify right side
    56,218.43x = 1,236,701,141.59
  5. Step 5: Solve for x
    x = 1,236,701,141.59/56,218.43
  6. Step 6: Final answer
    x = 21,998.14

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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.