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Finding the Fourth Proportional to 17,532.92, 26,174.45 and 16,917.80

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Solution

The fourth proportional to 17,532.92, 26,174.45 and 16,917.80 is: 25,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,532.92 : 26,174.45 = 16,917.80 : x
  2. Step 2: Convert to fraction form
    17,532.92/26,174.45 = 16,917.80/x
  3. Step 3: Cross multiply
    17,532.92x = 26,174.45 × 16,917.80
  4. Step 4: Simplify right side
    17,532.92x = 442,814,110.21
  5. Step 5: Solve for x
    x = 442,814,110.21/17,532.92
  6. Step 6: Final answer
    x = 25,256.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.