Home / 18,504.03-27,755.74-12,566.19

Finding the Fourth Proportional to 18,504.03, 27,755.74 and 12,566.19

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Solution

The fourth proportional to 18,504.03, 27,755.74 and 12,566.19 is: 18,849.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504.03 : 27,755.74 = 12,566.19 : x
  2. Step 2: Convert to fraction form
    18,504.03/27,755.74 = 12,566.19/x
  3. Step 3: Cross multiply
    18,504.03x = 27,755.74 × 12,566.19
  4. Step 4: Simplify right side
    18,504.03x = 348,783,902.43
  5. Step 5: Solve for x
    x = 348,783,902.43/18,504.03
  6. Step 6: Final answer
    x = 18,849.08

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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.