Home / 16,633.08-24,902.10-12,679.74

Finding the Fourth Proportional to 16,633.08, 24,902.10 and 12,679.74

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Solution

The fourth proportional to 16,633.08, 24,902.10 and 12,679.74 is: 18,983.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,633.08 : 24,902.10 = 12,679.74 : x
  2. Step 2: Convert to fraction form
    16,633.08/24,902.10 = 12,679.74/x
  3. Step 3: Cross multiply
    16,633.08x = 24,902.10 × 12,679.74
  4. Step 4: Simplify right side
    16,633.08x = 315,752,153.45
  5. Step 5: Solve for x
    x = 315,752,153.45/16,633.08
  6. Step 6: Final answer
    x = 18,983.38

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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.