Home / 34,498.40-51,734.20-13,435.44

Finding the Fourth Proportional to 34,498.40, 51,734.20 and 13,435.44

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Solution

The fourth proportional to 34,498.40, 51,734.20 and 13,435.44 is: 20,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,498.40 : 51,734.20 = 13,435.44 : x
  2. Step 2: Convert to fraction form
    34,498.40/51,734.20 = 13,435.44/x
  3. Step 3: Cross multiply
    34,498.40x = 51,734.20 × 13,435.44
  4. Step 4: Simplify right side
    34,498.40x = 695,071,740.05
  5. Step 5: Solve for x
    x = 695,071,740.05/34,498.40
  6. Step 6: Final answer
    x = 20,147.94

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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.