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Finding the Fourth Proportional to 17,367.97, 26,051.95 and 4,220.23

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Solution

The fourth proportional to 17,367.97, 26,051.95 and 4,220.23 is: 6,330.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,367.97 : 26,051.95 = 4,220.23 : x
  2. Step 2: Convert to fraction form
    17,367.97/26,051.95 = 4,220.23/x
  3. Step 3: Cross multiply
    17,367.97x = 26,051.95 × 4,220.23
  4. Step 4: Simplify right side
    17,367.97x = 109,945,148.54
  5. Step 5: Solve for x
    x = 109,945,148.54/17,367.97
  6. Step 6: Final answer
    x = 6,330.34

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Half scale
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Double scale
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Similar ratio
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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.