Home / 55,107.06-82,667.90-17,654.69

Finding the Fourth Proportional to 55,107.06, 82,667.90 and 17,654.69

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Solution

The fourth proportional to 55,107.06, 82,667.90 and 17,654.69 is: 26,484.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,107.06 : 82,667.90 = 17,654.69 : x
  2. Step 2: Convert to fraction form
    55,107.06/82,667.90 = 17,654.69/x
  3. Step 3: Cross multiply
    55,107.06x = 82,667.90 × 17,654.69
  4. Step 4: Simplify right side
    55,107.06x = 1,459,475,645.84
  5. Step 5: Solve for x
    x = 1,459,475,645.84/55,107.06
  6. Step 6: Final answer
    x = 26,484.37

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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.