Home / 16,288.42-22,466.13-12,468.64

Finding the Fourth Proportional to 16,288.42, 22,466.13 and 12,468.64

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Solution

The fourth proportional to 16,288.42, 22,466.13 and 12,468.64 is: 17,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.42 : 22,466.13 = 12,468.64 : x
  2. Step 2: Convert to fraction form
    16,288.42/22,466.13 = 12,468.64/x
  3. Step 3: Cross multiply
    16,288.42x = 22,466.13 × 12,468.64
  4. Step 4: Simplify right side
    16,288.42x = 280,122,087.16
  5. Step 5: Solve for x
    x = 280,122,087.16/16,288.42
  6. Step 6: Final answer
    x = 17,197.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.