Home / 34,969.57-52,392.16-20,147.87

Finding the Fourth Proportional to 34,969.57, 52,392.16 and 20,147.87

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Solution

The fourth proportional to 34,969.57, 52,392.16 and 20,147.87 is: 30,185.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,969.57 : 52,392.16 = 20,147.87 : x
  2. Step 2: Convert to fraction form
    34,969.57/52,392.16 = 20,147.87/x
  3. Step 3: Cross multiply
    34,969.57x = 52,392.16 × 20,147.87
  4. Step 4: Simplify right side
    34,969.57x = 1,055,590,428.70
  5. Step 5: Solve for x
    x = 1,055,590,428.70/34,969.57
  6. Step 6: Final answer
    x = 30,185.97

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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.