Home / 39,209.85-58,781.72-17,006.51

Finding the Fourth Proportional to 39,209.85, 58,781.72 and 17,006.51

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Solution

The fourth proportional to 39,209.85, 58,781.72 and 17,006.51 is: 25,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,209.85 : 58,781.72 = 17,006.51 : x
  2. Step 2: Convert to fraction form
    39,209.85/58,781.72 = 17,006.51/x
  3. Step 3: Cross multiply
    39,209.85x = 58,781.72 × 17,006.51
  4. Step 4: Simplify right side
    39,209.85x = 999,672,034.69
  5. Step 5: Solve for x
    x = 999,672,034.69/39,209.85
  6. Step 6: Final answer
    x = 25,495.43

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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.