Home / 34,352.40-51,523.20-12,162.60

Finding the Fourth Proportional to 34,352.40, 51,523.20 and 12,162.60

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Solution

The fourth proportional to 34,352.40, 51,523.20 and 12,162.60 is: 18,241.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,352.40 : 51,523.20 = 12,162.60 : x
  2. Step 2: Convert to fraction form
    34,352.40/51,523.20 = 12,162.60/x
  3. Step 3: Cross multiply
    34,352.40x = 51,523.20 × 12,162.60
  4. Step 4: Simplify right side
    34,352.40x = 626,656,072.32
  5. Step 5: Solve for x
    x = 626,656,072.32/34,352.40
  6. Step 6: Final answer
    x = 18,241.99

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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.