Home / 16,729.90-25,094.85-7,489.42

Finding the Fourth Proportional to 16,729.90, 25,094.85 and 7,489.42

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Solution

The fourth proportional to 16,729.90, 25,094.85 and 7,489.42 is: 11,234.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.90 : 25,094.85 = 7,489.42 : x
  2. Step 2: Convert to fraction form
    16,729.90/25,094.85 = 7,489.42/x
  3. Step 3: Cross multiply
    16,729.90x = 25,094.85 × 7,489.42
  4. Step 4: Simplify right side
    16,729.90x = 187,945,871.49
  5. Step 5: Solve for x
    x = 187,945,871.49/16,729.90
  6. Step 6: Final answer
    x = 11,234.13

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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.