Home / 16,487.12-24,704.74-12,748.03

Finding the Fourth Proportional to 16,487.12, 24,704.74 and 12,748.03

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Solution

The fourth proportional to 16,487.12, 24,704.74 and 12,748.03 is: 19,102.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.12 : 24,704.74 = 12,748.03 : x
  2. Step 2: Convert to fraction form
    16,487.12/24,704.74 = 12,748.03/x
  3. Step 3: Cross multiply
    16,487.12x = 24,704.74 × 12,748.03
  4. Step 4: Simplify right side
    16,487.12x = 314,936,859.80
  5. Step 5: Solve for x
    x = 314,936,859.80/16,487.12
  6. Step 6: Final answer
    x = 19,102.00

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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.