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Finding the Fourth Proportional to 44,808, 67,212 and 15,624

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Solution

The fourth proportional to 44,808, 67,212 and 15,624 is: 23,436

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,808 : 67,212 = 15,624 : x
  2. Step 2: Convert to fraction form
    44,808/67,212 = 15,624/x
  3. Step 3: Cross multiply
    44,808x = 67,212 × 15,624
  4. Step 4: Simplify right side
    44,808x = 1,050,120,288
  5. Step 5: Solve for x
    x = 1,050,120,288/44,808
  6. Step 6: Final answer
    x = 23,436

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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.