Home / 34,237.80-51,269.22-30,330.36

Finding the Fourth Proportional to 34,237.80, 51,269.22 and 30,330.36

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Solution

The fourth proportional to 34,237.80, 51,269.22 and 30,330.36 is: 45,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,237.80 : 51,269.22 = 30,330.36 : x
  2. Step 2: Convert to fraction form
    34,237.80/51,269.22 = 30,330.36/x
  3. Step 3: Cross multiply
    34,237.80x = 51,269.22 × 30,330.36
  4. Step 4: Simplify right side
    34,237.80x = 1,555,013,899.52
  5. Step 5: Solve for x
    x = 1,555,013,899.52/34,237.80
  6. Step 6: Final answer
    x = 45,418.04

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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.