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Finding the Fourth Proportional to 16,613.85, 24,937.17 and 8,822.64

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Solution

The fourth proportional to 16,613.85, 24,937.17 and 8,822.64 is: 13,242.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,613.85 : 24,937.17 = 8,822.64 : x
  2. Step 2: Convert to fraction form
    16,613.85/24,937.17 = 8,822.64/x
  3. Step 3: Cross multiply
    16,613.85x = 24,937.17 × 8,822.64
  4. Step 4: Simplify right side
    16,613.85x = 220,011,673.53
  5. Step 5: Solve for x
    x = 220,011,673.53/16,613.85
  6. Step 6: Final answer
    x = 13,242.67

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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.