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Finding the Fourth Proportional to 17,841.35, 26,740.76 and 7,310.94

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Solution

The fourth proportional to 17,841.35, 26,740.76 and 7,310.94 is: 10,957.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,841.35 : 26,740.76 = 7,310.94 : x
  2. Step 2: Convert to fraction form
    17,841.35/26,740.76 = 7,310.94/x
  3. Step 3: Cross multiply
    17,841.35x = 26,740.76 × 7,310.94
  4. Step 4: Simplify right side
    17,841.35x = 195,500,055.36
  5. Step 5: Solve for x
    x = 195,500,055.36/17,841.35
  6. Step 6: Final answer
    x = 10,957.70

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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.