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Finding the Fourth Proportional to 17,201.71, 25,798.21 and 6,668.11

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Solution

The fourth proportional to 17,201.71, 25,798.21 and 6,668.11 is: 10,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,201.71 : 25,798.21 = 6,668.11 : x
  2. Step 2: Convert to fraction form
    17,201.71/25,798.21 = 6,668.11/x
  3. Step 3: Cross multiply
    17,201.71x = 25,798.21 × 6,668.11
  4. Step 4: Simplify right side
    17,201.71x = 172,025,302.08
  5. Step 5: Solve for x
    x = 172,025,302.08/17,201.71
  6. Step 6: Final answer
    x = 10,000.48

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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.