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Finding the Fourth Proportional to 16,321.44, 24,488.64 and 9,392.16

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Solution

The fourth proportional to 16,321.44, 24,488.64 and 9,392.16 is: 14,091.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,321.44 : 24,488.64 = 9,392.16 : x
  2. Step 2: Convert to fraction form
    16,321.44/24,488.64 = 9,392.16/x
  3. Step 3: Cross multiply
    16,321.44x = 24,488.64 × 9,392.16
  4. Step 4: Simplify right side
    16,321.44x = 230,001,225.06
  5. Step 5: Solve for x
    x = 230,001,225.06/16,321.44
  6. Step 6: Final answer
    x = 14,091.97

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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.