Home / 29,102.22-43,708.71-18,085.89

Finding the Fourth Proportional to 29,102.22, 43,708.71 and 18,085.89

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Solution

The fourth proportional to 29,102.22, 43,708.71 and 18,085.89 is: 27,163.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.22 : 43,708.71 = 18,085.89 : x
  2. Step 2: Convert to fraction form
    29,102.22/43,708.71 = 18,085.89/x
  3. Step 3: Cross multiply
    29,102.22x = 43,708.71 × 18,085.89
  4. Step 4: Simplify right side
    29,102.22x = 790,510,921.10
  5. Step 5: Solve for x
    x = 790,510,921.10/29,102.22
  6. Step 6: Final answer
    x = 27,163.25

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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.