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Finding the Fourth Proportional to 29,936.93, 44,909.10 and 8,878.14

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Solution

The fourth proportional to 29,936.93, 44,909.10 and 8,878.14 is: 13,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,936.93 : 44,909.10 = 8,878.14 : x
  2. Step 2: Convert to fraction form
    29,936.93/44,909.10 = 8,878.14/x
  3. Step 3: Cross multiply
    29,936.93x = 44,909.10 × 8,878.14
  4. Step 4: Simplify right side
    29,936.93x = 398,709,277.07
  5. Step 5: Solve for x
    x = 398,709,277.07/29,936.93
  6. Step 6: Final answer
    x = 13,318.31

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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.