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Finding the Fourth Proportional to 16,658.10, 24,911.24 and 12,444.24

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Solution

The fourth proportional to 16,658.10, 24,911.24 and 12,444.24 is: 18,609.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,658.10 : 24,911.24 = 12,444.24 : x
  2. Step 2: Convert to fraction form
    16,658.10/24,911.24 = 12,444.24/x
  3. Step 3: Cross multiply
    16,658.10x = 24,911.24 × 12,444.24
  4. Step 4: Simplify right side
    16,658.10x = 310,001,449.26
  5. Step 5: Solve for x
    x = 310,001,449.26/16,658.10
  6. Step 6: Final answer
    x = 18,609.65

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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.