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Finding the Fourth Proportional to 34,748.92, 52,122.94 and 8,453.68

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Solution

The fourth proportional to 34,748.92, 52,122.94 and 8,453.68 is: 12,680.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,748.92 : 52,122.94 = 8,453.68 : x
  2. Step 2: Convert to fraction form
    34,748.92/52,122.94 = 8,453.68/x
  3. Step 3: Cross multiply
    34,748.92x = 52,122.94 × 8,453.68
  4. Step 4: Simplify right side
    34,748.92x = 440,630,655.42
  5. Step 5: Solve for x
    x = 440,630,655.42/34,748.92
  6. Step 6: Final answer
    x = 12,680.41

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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.