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Finding the Fourth Proportional to 39,039, 58,560.12 and 11,337

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Solution

The fourth proportional to 39,039, 58,560.12 and 11,337 is: 17,005.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,039 : 58,560.12 = 11,337 : x
  2. Step 2: Convert to fraction form
    39,039/58,560.12 = 11,337/x
  3. Step 3: Cross multiply
    39,039x = 58,560.12 × 11,337
  4. Step 4: Simplify right side
    39,039x = 663,896,080.44
  5. Step 5: Solve for x
    x = 663,896,080.44/39,039
  6. Step 6: Final answer
    x = 17,005.97

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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.