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Finding the Fourth Proportional to 16,305.72, 24,458.58 and 7,071

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Solution

The fourth proportional to 16,305.72, 24,458.58 and 7,071 is: 10,606.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305.72 : 24,458.58 = 7,071 : x
  2. Step 2: Convert to fraction form
    16,305.72/24,458.58 = 7,071/x
  3. Step 3: Cross multiply
    16,305.72x = 24,458.58 × 7,071
  4. Step 4: Simplify right side
    16,305.72x = 172,946,619.18
  5. Step 5: Solve for x
    x = 172,946,619.18/16,305.72
  6. Step 6: Final answer
    x = 10,606.50

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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.