Home / 51,729.57-77,529.42-22,112.58

Finding the Fourth Proportional to 51,729.57, 77,529.42 and 22,112.58

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Solution

The fourth proportional to 51,729.57, 77,529.42 and 22,112.58 is: 33,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,729.57 : 77,529.42 = 22,112.58 : x
  2. Step 2: Convert to fraction form
    51,729.57/77,529.42 = 22,112.58/x
  3. Step 3: Cross multiply
    51,729.57x = 77,529.42 × 22,112.58
  4. Step 4: Simplify right side
    51,729.57x = 1,714,375,502.10
  5. Step 5: Solve for x
    x = 1,714,375,502.10/51,729.57
  6. Step 6: Final answer
    x = 33,141.11

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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.