Home / 36,661.24-55,010.96-20,018.16

Finding the Fourth Proportional to 36,661.24, 55,010.96 and 20,018.16

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Solution

The fourth proportional to 36,661.24, 55,010.96 and 20,018.16 is: 30,037.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,661.24 : 55,010.96 = 20,018.16 : x
  2. Step 2: Convert to fraction form
    36,661.24/55,010.96 = 20,018.16/x
  3. Step 3: Cross multiply
    36,661.24x = 55,010.96 × 20,018.16
  4. Step 4: Simplify right side
    36,661.24x = 1,101,218,199.03
  5. Step 5: Solve for x
    x = 1,101,218,199.03/36,661.24
  6. Step 6: Final answer
    x = 30,037.67

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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.