Home / 39,086.04-58,638.78-11,384.04

Finding the Fourth Proportional to 39,086.04, 58,638.78 and 11,384.04

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Solution

The fourth proportional to 39,086.04, 58,638.78 and 11,384.04 is: 17,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,086.04 : 58,638.78 = 11,384.04 : x
  2. Step 2: Convert to fraction form
    39,086.04/58,638.78 = 11,384.04/x
  3. Step 3: Cross multiply
    39,086.04x = 58,638.78 × 11,384.04
  4. Step 4: Simplify right side
    39,086.04x = 667,546,217.07
  5. Step 5: Solve for x
    x = 667,546,217.07/39,086.04
  6. Step 6: Final answer
    x = 17,078.89

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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.