Home / 34,819.89-52,240.25-13,762.90

Finding the Fourth Proportional to 34,819.89, 52,240.25 and 13,762.90

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Solution

The fourth proportional to 34,819.89, 52,240.25 and 13,762.90 is: 20,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,819.89 : 52,240.25 = 13,762.90 : x
  2. Step 2: Convert to fraction form
    34,819.89/52,240.25 = 13,762.90/x
  3. Step 3: Cross multiply
    34,819.89x = 52,240.25 × 13,762.90
  4. Step 4: Simplify right side
    34,819.89x = 718,977,336.73
  5. Step 5: Solve for x
    x = 718,977,336.73/34,819.89
  6. Step 6: Final answer
    x = 20,648.47

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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.