Home / 56,283.24-84,407.25-18,834.56

Finding the Fourth Proportional to 56,283.24, 84,407.25 and 18,834.56

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Solution

The fourth proportional to 56,283.24, 84,407.25 and 18,834.56 is: 28,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,283.24 : 84,407.25 = 18,834.56 : x
  2. Step 2: Convert to fraction form
    56,283.24/84,407.25 = 18,834.56/x
  3. Step 3: Cross multiply
    56,283.24x = 84,407.25 × 18,834.56
  4. Step 4: Simplify right side
    56,283.24x = 1,589,773,414.56
  5. Step 5: Solve for x
    x = 1,589,773,414.56/56,283.24
  6. Step 6: Final answer
    x = 28,245.95

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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.