Home / 55,113.72-82,676.66-17,664.92

Finding the Fourth Proportional to 55,113.72, 82,676.66 and 17,664.92

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Solution

The fourth proportional to 55,113.72, 82,676.66 and 17,664.92 is: 26,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,113.72 : 82,676.66 = 17,664.92 : x
  2. Step 2: Convert to fraction form
    55,113.72/82,676.66 = 17,664.92/x
  3. Step 3: Cross multiply
    55,113.72x = 82,676.66 × 17,664.92
  4. Step 4: Simplify right side
    55,113.72x = 1,460,476,584.77
  5. Step 5: Solve for x
    x = 1,460,476,584.77/55,113.72
  6. Step 6: Final answer
    x = 26,499.33

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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.