Home / 52,812.64-72,863.46-30,135.34

Finding the Fourth Proportional to 52,812.64, 72,863.46 and 30,135.34

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Solution

The fourth proportional to 52,812.64, 72,863.46 and 30,135.34 is: 41,576.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,812.64 : 72,863.46 = 30,135.34 : x
  2. Step 2: Convert to fraction form
    52,812.64/72,863.46 = 30,135.34/x
  3. Step 3: Cross multiply
    52,812.64x = 72,863.46 × 30,135.34
  4. Step 4: Simplify right side
    52,812.64x = 2,195,765,140.68
  5. Step 5: Solve for x
    x = 2,195,765,140.68/52,812.64
  6. Step 6: Final answer
    x = 41,576.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.