Home / 55,140.56-82,714.79-23,087.37

Finding the Fourth Proportional to 55,140.56, 82,714.79 and 23,087.37

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Solution

The fourth proportional to 55,140.56, 82,714.79 and 23,087.37 is: 34,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,140.56 : 82,714.79 = 23,087.37 : x
  2. Step 2: Convert to fraction form
    55,140.56/82,714.79 = 23,087.37/x
  3. Step 3: Cross multiply
    55,140.56x = 82,714.79 × 23,087.37
  4. Step 4: Simplify right side
    55,140.56x = 1,909,667,329.10
  5. Step 5: Solve for x
    x = 1,909,667,329.10/55,140.56
  6. Step 6: Final answer
    x = 34,632.72

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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.