Home / 36,905.07-55,358.46-13,214.24

Finding the Fourth Proportional to 36,905.07, 55,358.46 and 13,214.24

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Solution

The fourth proportional to 36,905.07, 55,358.46 and 13,214.24 is: 19,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905.07 : 55,358.46 = 13,214.24 : x
  2. Step 2: Convert to fraction form
    36,905.07/55,358.46 = 13,214.24/x
  3. Step 3: Cross multiply
    36,905.07x = 55,358.46 × 13,214.24
  4. Step 4: Simplify right side
    36,905.07x = 731,519,699.68
  5. Step 5: Solve for x
    x = 731,519,699.68/36,905.07
  6. Step 6: Final answer
    x = 19,821.66

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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.