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Finding the Fourth Proportional to 29,969.93, 44,963.73 and 8,910.14

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Solution

The fourth proportional to 29,969.93, 44,963.73 and 8,910.14 is: 13,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,969.93 : 44,963.73 = 8,910.14 : x
  2. Step 2: Convert to fraction form
    29,969.93/44,963.73 = 8,910.14/x
  3. Step 3: Cross multiply
    29,969.93x = 44,963.73 × 8,910.14
  4. Step 4: Simplify right side
    29,969.93x = 400,633,129.22
  5. Step 5: Solve for x
    x = 400,633,129.22/29,969.93
  6. Step 6: Final answer
    x = 13,367.84

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1.5x scale

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.