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Finding the Fourth Proportional to 44,609.40, 66,914.10 and 18,300.60

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Solution

The fourth proportional to 44,609.40, 66,914.10 and 18,300.60 is: 27,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,609.40 : 66,914.10 = 18,300.60 : x
  2. Step 2: Convert to fraction form
    44,609.40/66,914.10 = 18,300.60/x
  3. Step 3: Cross multiply
    44,609.40x = 66,914.10 × 18,300.60
  4. Step 4: Simplify right side
    44,609.40x = 1,224,568,178.46
  5. Step 5: Solve for x
    x = 1,224,568,178.46/44,609.40
  6. Step 6: Final answer
    x = 27,450.90

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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.