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Finding the Fourth Proportional to 18,609.39, 27,914.07 and 17,675.04

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Solution

The fourth proportional to 18,609.39, 27,914.07 and 17,675.04 is: 26,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,609.39 : 27,914.07 = 17,675.04 : x
  2. Step 2: Convert to fraction form
    18,609.39/27,914.07 = 17,675.04/x
  3. Step 3: Cross multiply
    18,609.39x = 27,914.07 × 17,675.04
  4. Step 4: Simplify right side
    18,609.39x = 493,382,303.81
  5. Step 5: Solve for x
    x = 493,382,303.81/18,609.39
  6. Step 6: Final answer
    x = 26,512.55

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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.