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Finding the Fourth Proportional to 44,817.75, 67,226.63 and 13,653

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Solution

The fourth proportional to 44,817.75, 67,226.63 and 13,653 is: 20,479.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,817.75 : 67,226.63 = 13,653 : x
  2. Step 2: Convert to fraction form
    44,817.75/67,226.63 = 13,653/x
  3. Step 3: Cross multiply
    44,817.75x = 67,226.63 × 13,653
  4. Step 4: Simplify right side
    44,817.75x = 917,845,179.39
  5. Step 5: Solve for x
    x = 917,845,179.39/44,817.75
  6. Step 6: Final answer
    x = 20,479.50

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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.