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Finding the Fourth Proportional to 16,647.84, 24,984.42 and 6,127.80

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Solution

The fourth proportional to 16,647.84, 24,984.42 and 6,127.80 is: 9,196.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,647.84 : 24,984.42 = 6,127.80 : x
  2. Step 2: Convert to fraction form
    16,647.84/24,984.42 = 6,127.80/x
  3. Step 3: Cross multiply
    16,647.84x = 24,984.42 × 6,127.80
  4. Step 4: Simplify right side
    16,647.84x = 153,099,528.88
  5. Step 5: Solve for x
    x = 153,099,528.88/16,647.84
  6. Step 6: Final answer
    x = 9,196.36

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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.