Home / 34,954.98-52,390.85-20,133.20

Finding the Fourth Proportional to 34,954.98, 52,390.85 and 20,133.20

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Solution

The fourth proportional to 34,954.98, 52,390.85 and 20,133.20 is: 30,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,954.98 : 52,390.85 = 20,133.20 : x
  2. Step 2: Convert to fraction form
    34,954.98/52,390.85 = 20,133.20/x
  3. Step 3: Cross multiply
    34,954.98x = 52,390.85 × 20,133.20
  4. Step 4: Simplify right side
    34,954.98x = 1,054,795,098.60
  5. Step 5: Solve for x
    x = 1,054,795,098.60/34,954.98
  6. Step 6: Final answer
    x = 30,175.82

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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.