Home / 34,254.87-51,389.19-12,083.96

Finding the Fourth Proportional to 34,254.87, 51,389.19 and 12,083.96

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Solution

The fourth proportional to 34,254.87, 51,389.19 and 12,083.96 is: 18,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.87 : 51,389.19 = 12,083.96 : x
  2. Step 2: Convert to fraction form
    34,254.87/51,389.19 = 12,083.96/x
  3. Step 3: Cross multiply
    34,254.87x = 51,389.19 × 12,083.96
  4. Step 4: Simplify right side
    34,254.87x = 620,984,659.45
  5. Step 5: Solve for x
    x = 620,984,659.45/34,254.87
  6. Step 6: Final answer
    x = 18,128.36

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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.