Home / 36,729.05-55,091.75-10,430.37

Finding the Fourth Proportional to 36,729.05, 55,091.75 and 10,430.37

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Solution

The fourth proportional to 36,729.05, 55,091.75 and 10,430.37 is: 15,645.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,729.05 : 55,091.75 = 10,430.37 : x
  2. Step 2: Convert to fraction form
    36,729.05/55,091.75 = 10,430.37/x
  3. Step 3: Cross multiply
    36,729.05x = 55,091.75 × 10,430.37
  4. Step 4: Simplify right side
    36,729.05x = 574,627,284.30
  5. Step 5: Solve for x
    x = 574,627,284.30/36,729.05
  6. Step 6: Final answer
    x = 15,645.04

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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.