Home / 55,729.44-83,529.76-25,680.85

Finding the Fourth Proportional to 55,729.44, 83,529.76 and 25,680.85

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Solution

The fourth proportional to 55,729.44, 83,529.76 and 25,680.85 is: 38,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.44 : 83,529.76 = 25,680.85 : x
  2. Step 2: Convert to fraction form
    55,729.44/83,529.76 = 25,680.85/x
  3. Step 3: Cross multiply
    55,729.44x = 83,529.76 × 25,680.85
  4. Step 4: Simplify right side
    55,729.44x = 2,145,115,237.10
  5. Step 5: Solve for x
    x = 2,145,115,237.10/55,729.44
  6. Step 6: Final answer
    x = 38,491.60

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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.