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Finding the Fourth Proportional to 17,998.35, 26,998.16 and 4,851.04

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Solution

The fourth proportional to 17,998.35, 26,998.16 and 4,851.04 is: 7,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.35 : 26,998.16 = 4,851.04 : x
  2. Step 2: Convert to fraction form
    17,998.35/26,998.16 = 4,851.04/x
  3. Step 3: Cross multiply
    17,998.35x = 26,998.16 × 4,851.04
  4. Step 4: Simplify right side
    17,998.35x = 130,969,154.09
  5. Step 5: Solve for x
    x = 130,969,154.09/17,998.35
  6. Step 6: Final answer
    x = 7,276.73

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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.