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Finding the Fourth Proportional to 16,668.24, 25,005.48 and 7,308.24

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Solution

The fourth proportional to 16,668.24, 25,005.48 and 7,308.24 is: 10,963.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668.24 : 25,005.48 = 7,308.24 : x
  2. Step 2: Convert to fraction form
    16,668.24/25,005.48 = 7,308.24/x
  3. Step 3: Cross multiply
    16,668.24x = 25,005.48 × 7,308.24
  4. Step 4: Simplify right side
    16,668.24x = 182,746,049.16
  5. Step 5: Solve for x
    x = 182,746,049.16/16,668.24
  6. Step 6: Final answer
    x = 10,963.73

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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.