Home / 56,293.82-84,353.22-21,214.34

Finding the Fourth Proportional to 56,293.82, 84,353.22 and 21,214.34

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Solution

The fourth proportional to 56,293.82, 84,353.22 and 21,214.34 is: 31,788.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,293.82 : 84,353.22 = 21,214.34 : x
  2. Step 2: Convert to fraction form
    56,293.82/84,353.22 = 21,214.34/x
  3. Step 3: Cross multiply
    56,293.82x = 84,353.22 × 21,214.34
  4. Step 4: Simplify right side
    56,293.82x = 1,789,497,889.17
  5. Step 5: Solve for x
    x = 1,789,497,889.17/56,293.82
  6. Step 6: Final answer
    x = 31,788.53

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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.