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Finding the Fourth Proportional to 30,064.44, 45,083.97 and 9,007.48

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Solution

The fourth proportional to 30,064.44, 45,083.97 and 9,007.48 is: 13,507.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,064.44 : 45,083.97 = 9,007.48 : x
  2. Step 2: Convert to fraction form
    30,064.44/45,083.97 = 9,007.48/x
  3. Step 3: Cross multiply
    30,064.44x = 45,083.97 × 9,007.48
  4. Step 4: Simplify right side
    30,064.44x = 406,092,798.85
  5. Step 5: Solve for x
    x = 406,092,798.85/30,064.44
  6. Step 6: Final answer
    x = 13,507.41

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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.