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Finding the Fourth Proportional to 29,676.28, 44,514.88 and 9,685.68

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Solution

The fourth proportional to 29,676.28, 44,514.88 and 9,685.68 is: 14,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.28 : 44,514.88 = 9,685.68 : x
  2. Step 2: Convert to fraction form
    29,676.28/44,514.88 = 9,685.68/x
  3. Step 3: Cross multiply
    29,676.28x = 44,514.88 × 9,685.68
  4. Step 4: Simplify right side
    29,676.28x = 431,156,882.92
  5. Step 5: Solve for x
    x = 431,156,882.92/29,676.28
  6. Step 6: Final answer
    x = 14,528.67

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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.