Home / 34,540.27-51,810.40-12,352.30

Finding the Fourth Proportional to 34,540.27, 51,810.40 and 12,352.30

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Solution

The fourth proportional to 34,540.27, 51,810.40 and 12,352.30 is: 18,528.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,540.27 : 51,810.40 = 12,352.30 : x
  2. Step 2: Convert to fraction form
    34,540.27/51,810.40 = 12,352.30/x
  3. Step 3: Cross multiply
    34,540.27x = 51,810.40 × 12,352.30
  4. Step 4: Simplify right side
    34,540.27x = 639,977,344.87
  5. Step 5: Solve for x
    x = 639,977,344.87/34,540.27
  6. Step 6: Final answer
    x = 18,528.44

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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.