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Finding the Fourth Proportional to 16,646.84, 24,982.92 and 6,126.80

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Solution

The fourth proportional to 16,646.84, 24,982.92 and 6,126.80 is: 9,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,646.84 : 24,982.92 = 6,126.80 : x
  2. Step 2: Convert to fraction form
    16,646.84/24,982.92 = 6,126.80/x
  3. Step 3: Cross multiply
    16,646.84x = 24,982.92 × 6,126.80
  4. Step 4: Simplify right side
    16,646.84x = 153,065,354.26
  5. Step 5: Solve for x
    x = 153,065,354.26/16,646.84
  6. Step 6: Final answer
    x = 9,194.86

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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.