Home / 56,414.22-84,628.59-18,958.14

Finding the Fourth Proportional to 56,414.22, 84,628.59 and 18,958.14

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Solution

The fourth proportional to 56,414.22, 84,628.59 and 18,958.14 is: 28,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,414.22 : 84,628.59 = 18,958.14 : x
  2. Step 2: Convert to fraction form
    56,414.22/84,628.59 = 18,958.14/x
  3. Step 3: Cross multiply
    56,414.22x = 84,628.59 × 18,958.14
  4. Step 4: Simplify right side
    56,414.22x = 1,604,400,657.22
  5. Step 5: Solve for x
    x = 1,604,400,657.22/56,414.22
  6. Step 6: Final answer
    x = 28,439.65

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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.