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Finding the Fourth Proportional to 45,217.74, 67,829.67 and 16,757.34

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Solution

The fourth proportional to 45,217.74, 67,829.67 and 16,757.34 is: 25,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,217.74 : 67,829.67 = 16,757.34 : x
  2. Step 2: Convert to fraction form
    45,217.74/67,829.67 = 16,757.34/x
  3. Step 3: Cross multiply
    45,217.74x = 67,829.67 × 16,757.34
  4. Step 4: Simplify right side
    45,217.74x = 1,136,644,842.28
  5. Step 5: Solve for x
    x = 1,136,644,842.28/45,217.74
  6. Step 6: Final answer
    x = 25,137.14

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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.