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Finding the Fourth Proportional to 16,651.72, 24,977.58 and 8,341.93

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Solution

The fourth proportional to 16,651.72, 24,977.58 and 8,341.93 is: 12,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.72 : 24,977.58 = 8,341.93 : x
  2. Step 2: Convert to fraction form
    16,651.72/24,977.58 = 8,341.93/x
  3. Step 3: Cross multiply
    16,651.72x = 24,977.58 × 8,341.93
  4. Step 4: Simplify right side
    16,651.72x = 208,361,223.93
  5. Step 5: Solve for x
    x = 208,361,223.93/16,651.72
  6. Step 6: Final answer
    x = 12,512.90

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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.